Lesson 2 skills practice volume of cones answer key

5-5 additional practice inequalities in two triangles envision geometry are: 1. <AEC = <CED, 2. m∠A + m∠E > 180°, 3. AC > BD, 4. AD + BE > CE, 5. m∠A > m∠C.

Geometry is a branch of mathematics that studies the properties and relationships of points, lines, angles, surfaces, and solids. It is an ancient field of study that has been used to solve many problems, including those related to the design and construction of buildings, roads, ships, and bridges. Geometry is divided into two broad categories: Euclidean and non-Euclidean. Euclidean geometry deals with the properties of flat figures and shapes, while non-Euclidean geometry deals with curved and curved surfaces. Both are used to explore problems in physics and other scientific disciplines. Geometry is essential in engineering, architecture, and other technical fields, as it enables us to create structures, measure distances, and understand the world around us.

To learn more about geometry

https://brainly.com/question/22853744

#SPJ1

The total electric flux in n · m2 /c through all sides of the cube is 5.0 x 10⁶ Nm²/C.

This can be found using Gauss's Law, which states that the total electric flux through a closed surface is equal to the charge enclosed by that surface divided by the permittivity of free space (ε₀).

Mathematically, this can be expressed as:

Φ = Q/ε₀

Where:
Φ = total electric flux
Q = charge enclosed by the surface
ε₀ = permittivity of free space (8.85 x 10⁻¹² F/m)

Plugging in the given values:

Φ = (5.0 x 10⁻⁶ C)/(8.85 x 10⁻¹² F/m)

Φ = 5.0 x 10⁶ Nm²/C

Therefore, the total electric flux through all sides of the cube is 5.0 x 10⁶ Nm²/C.

To learn more about Electric flux :

https://brainly.com/question/2908486

#SPJ4

You should try your best to figure out the issues on your own or ask  teacher or tutor for assistance. You will acquire critical thinking and problem solving abilities that you will use throughout your Carnegie

The name Carnegie is well known and esteemed in the educational community. The business offers a variety of educational options, such as professional development courses, digital resources, and textbooks. By offering top-notch, research-based resources and assistance, they are committed to assisting instructors and students in realising their full potential. The goal of Carnegie is to develop educational opportunities that are relevant and aid students in acquiring fundamental skills and knowledge. They take a student centered approach that encourages cooperation, problem-solving, and critical thinking. With a strong focus on diversity, equity, and inclusion, Carnegie works to provide welcoming learning environments that value and celebrate individual differences. Overall, Carnegie is a top supplier of educational materials that support

Learn more about Carnegie here:

https://brainly.com/question/30358459

#SPJ4

To use trigonometric substitution, we can use the identity sin²θ + cos²θ = 1 and substitute sin²8 for x²/4 in the expression 2=√√4-x².

Starting with:

2=√√4-x²

Substituting sin²8 for x²/4:

2=√√4-4sin²8

Squaring both sides:

4 = √4 - 4sin²8

Rearranging:

sin²8 = (1/4)(4-√4)

Simplifying:

sin²8 = (1/4)(2)

sin8 = √(1/2)

cos8 = √(1 - sin²8) = √(1 - 1/2) = √(1/2)

Therefore, sin0 = sin(8 - 8) = sin8cos8 - cos8sin8 = 0, and cos0 = cos(8 - 8) = cos8cos8 + sin8sin8 = 1/2.

Learn more about trigonometry on:

https://brainly.com/question/26719838

#SPJ1

The Hypothetical example of the portfolio allocation for Elijah are:

Under U.S. Stocks (30%):

Under International Stocks (20%): Vanguard Total International Stock ETF (VXUS) - 20%

Under  Bonds (40%):

Under  Real Estate Investment Trusts (REITs) (10%) is: Vanguard Real Estate ETF (VNQ) - 10%

Creating a diversified portfolio means choosing a variety of things to invest in that match someone's comfort with risk, etc. This arrangement totals 100% and guarantees that over half (70% in this situation) of the investments are in bonds and the United States. Stocks are investments that represent ownership in a company.

When you buy stocks, you become a shareholder in the company and have the potential to earn profits if the company does well. The percentages given are only a starting point and can be changed depending on how much risk Elijah is comfortable with, the goals of his investments, and the state of the market.

Read more about portfolio  here:

https://brainly.com/question/25929259

#SPJ2

Answer:

The rule of law can protect community members whose private property was damaged during a protest action in the following ways:

Criminal liability: Those who participate in protests and cause damage to private property can be held criminally liable for their actions. This can deter future protestors who may consider using violence or vandalism to express their views.

Civil remedies: Individuals whose damaged property can seek civil remedies against those responsible. This may include seeking compensation for damages or filing a lawsuit against the responsible party.

Police protection: The rule of law ensures that police protect individuals and their property during a protest. This can help deter violence and vandalism and ensure that any incidents that do occur are quickly addressed by law enforcement.

Injunctions: In some cases, community members may seek injunctions to prevent protests near their property. This can help prevent damage from occurring in the first place and ensure that community members are protected from harm.

Explanation:

The ratio that represents the secant of ∠M is 17:15.

In ΔLMN, the measure of ∠N = 90°, ML = 17, LN = 8, and NM = 15.

The ratio that represents the secant of ∠M is the hypotenuse of the triangle divided by the side adjacent to ∠M.

In this case, the hypotenuse is ML = 17, and the side adjacent to ∠M is NM = 15.

The ratio refers to the quantitative relationship between two or more quantities or values, expressed in terms of the number of times one value contains or is contained within another. Ratios are typically written as a fraction or with a colon between the numbers.

Therefore, the secant of ∠M is:

sec ∠M = ML/NM = 17/15

To learn more about Ratio :

https://brainly.com/question/17554813

#SPJ4

The mass of the sample is 212.4 grams.

To find the mass of the sample, we can use the formula

Q = mcΔT,

Mass is a physical quantity that refers to the amount of matter in an object. It is a scalar quantity and is measured in units such as grams (g) or kilograms (kg). Mass is distinct from weight, which is the force exerted on an object due to gravity.

where Q is the heat energy absorbed, m is the mass, c is the specific heat, and ΔT is the change in temperature. Rearranging the formula to solve for m, we get

m = Q/(cΔT).

Plugging in the given values, we get:

m = 5650 cal / (1.0 cal/g°C)(46.6°C - 20°C)

m = 5650 cal / (26.6°C)(1.0 cal/g°C)

m = 212.4 g

To learn more about Mass :

https://brainly.com/question/27414902

#SPJ4

The minimum magnitude of the force [tex]f_s[/tex] that n pennies need to exert on the piano to get it moving can be expressed as: [tex]f_s \geq \mu_sN[/tex]

The expression for the minimum amount of force that n pennies must apply to the piano in order for it to move is:

[tex]f_s \geq \mu_sN[/tex]

Where [tex]\mu_s[/tex] is the coefficient of static friction between the rug and the piano, and N is the normal force acting on the piano.

The normal force N is the force perpendicular to the surface of contact between the piano and the rug, and is equal in magnitude and opposite in direction to the weight of the piano.

Therefore: N = mg

Where m is the mass of the piano, and g is the acceleration due to gravity.

Substituting this expression for N into the inequality above, we get:

[tex]f_s \geq \mu_smg[/tex]

So, the minimum magnitude of the force [tex]f_s[/tex] required to move the piano is given by the product of the coefficient of static friction and the weight of the piano, which depends on the number of pennies (n) and the mass of each penny.

Learn more about  coefficient of static friction

brainly.com/question/13828735

#SPJ4

Answer: We can use the tangent function to determine the angle of elevation of the road:tan(theta) = opposite/adjacentIn this case, the opposite side is the vertical distance of 150 feet, and the adjacent side is the horizontal distance of 0.6 miles, which is equal to 0.6 x 5280 = 3168 feet.So, we have:tan(theta) = 150/3168Using a calculator, we can find:theta = tan^-1(150/3168)theta ≈ 2.71 degreesTherefore, the angle of elevation of the road is approximately 2.71 degrees.

We are unable to identify a particular value of k that makes y a solution to the differential equation for all x since k varies on x.

If the value of k is positive or negative, respectively, it is referred to as the continuous growth rate or continuous decay rate. As we will see in a moment, many quantities in the actual world roughly follow an equation like this one. We'll start by resolving the equation generally. dtdx=1kx.

A response to a first order differential equation is a function f(t) that makes F(t,f(t),f′(t))=0 F ( t , f ( t ) , f ′ ( t ) ) = 0 for every value of t.

To know more about equation visit:-

https://brainly.com/question/10413253

#SPJ1

The percent ionization of 0.0080 M butanoic acid is 15%.

To calculate the percent ionization of a weak acid such as butanoic acid, we need to use the acid dissociation constant (Ka) and the initial concentration of the acid.

The equation for the ionization of butanoic acid (abbreviated as HB) is:

[tex]HB + H_2O[/tex] ⇌ [tex]H_3O^+ + B^-[/tex]

Where B- is the butanoate ion.

The equilibrium expression for this reaction is:

[tex]K_a = \frac{[H_3O^+][B^-]}{[HB]}[/tex]

We are given the value of Ka as [tex]1.5*10^{-5}[/tex], and the initial concentration of butanoic acid as 0.0080 M.

Let x be the concentration of [tex]H_3O^+[/tex] and [tex]B^-[/tex] ions that are formed at equilibrium.

At equilibrium, the concentration of HB will be (0.0080 - x), since some of the butanoic acid will have ionized to form [tex]H_3O^+[/tex] and [tex]B^-[/tex] ions.

We can then write the equation for Ka as:

[tex]1.5*10^{-5} = \frac{x^2}{(0.0080 - x)}[/tex]

Solving for x using the quadratic formula, we get:

[tex]x = 1.2*10^{-3}[/tex] M

Therefore, the percent ionization of butanoic acid is:

= (concentration of ionized butanoic acid / initial concentration of butanoic acid) × 100%

[tex]= \frac{(1.2*10^{-3})}{0.0080} * 100[/tex]

= 15% (rounded to two significant figures)

As a result, 15% of 0.0080 M butanoic acid is ionized.

Learn more about ionization here:

brainly.com/question/27356170

#SPJ4

Answer: 125

5/200 = .025

5000 x .025 = 125

Not sure if that's what you're looking for, but that's my best bet when it comes to this questions.

Answer:

The correct answer is A.

Explanation:

A, tactics, is a category that measures judging vs prospecting. The tactics category measures which one you are more likely to be, and thus how you will make decisions, plans, and work.

Nurture refers to how much the outside world has affected you.

Agreeableness refers to how well you can be with certain people.

The mind is about ways the brain thinks and interprets information.

Explanation:

The Namib desert is a coastal desert that stretches along the entire coast of Namibia and beyond, and is known for its coastal sand dunes and frequent fog. It is also one of the oldest continuous deserts in the world, being at least 35 million and up to 70 million years old.

The volume of the two rectangular prisms is computed to be 372 cubic inches.

A rectangular prism is a three-dimensional geometric shape with six rectangular faces. It has two identical bases and the other four faces are rectangular in shape, forming right angles where they meet.

To find the volume of the figure, we need to find the volume of both rectangular prisms and then add them together.

The volume of the first rectangular prism is:

Volume (a) = Length x Width x Height
= 9 x 6 x 3

= 162 cubic inches

The volume of the second rectangular prism is:

Volume (b) = Length x Width x Height

= 10 x 7 x 3

= 210 cubic inches

So, the total volume of the figure is:

Total Volume = 162 + 210

= 372 cubic inches

Therefore, the volume of this figure is 372 cubic inches.

Learn more about Volume Prisms on:

https://brainly.com/question/21308574

#SPJ1

Full Question:

Although part of your question is missing, you might be referring to this full question:

The figure below is made of 2 rectangular prisms. (See attached image)

The first rectangular prism has a base that measures 9 inches length by 6 inches width, and has a height of 3 inches. The second rectangular prism sits behind the first rectangular prism. It has a base that measures 10 inches length by 7 inches width and has a height of 3 inches.

What is the volume of this figure?

By dividing the coloured region into smaller forms and then determining each one's specific areas, we may discover a solution to this issue. Let's first sketch an equilateral triangle and give its vertices shaded portion

The area of a two-dimensional figure that is not clearly labelled or recognised, but is instead left without colour or left blank to distinguish it from other areas, is referred to as the shaded section. In complicated geometric forms, darkened patches frequently appear. To find the size of the shaded portion one must subtract the areas of known shapes or regions from the overall area of the figure. By segmenting the figure into smaller parts or shapes and computing their areas according to their respective formulae, it is possible to identify the darkened area. The area of the different shapes or regions is then added together to determine the overall size of the shaded area. shaded portion

Learn more about shaded portion here:

https://brainly.com/question/12187935

#SPJ4

The total flux through the sides and bottom of a round wastepaper basket with a 0.15-m radius opening in a uniform electric field of 300 n/c, perpendicular to the opening, is [tex]0\  n  m^2 c.[/tex]

The electric flux through a surface is given by the equation:

Φ = [tex]EAcos\theta[/tex]

Where Φ is the electric flux, E is the electric field, A is the area of the surface, and θ is the angle between the electric field and the normal to the surface.

In this case, the electric field is perpendicular to the opening of the wastepaper basket, so θ = 0 and cosθ = 1.

The area of the opening is given by the equation:

A = [tex]\pi r^2[/tex]

Where r is the radius of the opening.

Substituting the given values into the equations, we get:

A = [tex]\pi (0.15 m)^2 = 0.0706858 m^2[/tex]

Φ = [tex]300 n/c \times 0.0706858 m^2 \times 1 = 21.2057 n m^2 c[/tex]

However, this is the flux through the opening of the wastepaper basket. The question asks for the flux through the sides and bottom, which is 0 n · m^2 c because the electric field is perpendicular to the opening and parallel to the sides and bottom. Therefore, the angle between the electric field and the normal to the sides and bottom is 90 degrees, and cosθ = 0.

So, the total flux through the sides and bottom is:

Φ =[tex]EAcos\theta  = 300 n/c \  A \ 0 = 0 \ n  m^2 c[/tex]

To learn more about Electric field  :

https://brainly.com/question/26547553

#SPJ4

The rejection point condition for this hypothesis test is when the calculated chi-square value is greater than 5.991.

The rejection point condition for this hypothesis test can be found using the chi-square test for independence. The null hypothesis for this test is that the quality of items produced is independent of the production process used, and the alternative hypothesis is that the quality of items produced is dependent on the production process used.

To find the rejection point condition, we first need to calculate the degrees of freedom for the chi-square test. The degrees of freedom for this test are (r-1)(c-1), where r is the number of rows and c is the number of columns in the contingency table. In this case, there are 3 rows (one for each production process) and 2 columns (one for defective units and one for non-defective units), so the degrees of freedom are

(3-1)(2-1) = 2.

Next, we need to find the critical value for the chi-square test at the specified significance level. Using a chi-square table or calculator, we can find the critical value for 2 degrees of freedom at a significance level of. 05 to be 5.991.

If the calculated chi-square value is greater than 5.991, we reject the null hypothesis and conclude that the quality of items produced is dependent on the production process used.

To learn more about Hypothesis test :

https://brainly.com/question/27809115

#SPJ4

Explanation:

i would pick car because... its good for going to place to place without taking a bus or train or other transportation. in total i had 9 cars in real life.

i love my cars so much that i would love to drive them everyday. but i can't drive the more expensive ones everyday because, drivers of flashy vehicles are less likely to stop and allow people to cross the road. so that's why i drive my least expansive ones.

Answer:

7.71 minutes to cover the second track.

Explanation:

Oliver is farther from the station. The distance from the station for each hiker can be calculated using the Law of Cosines.

Let's call the initial distance from the station for Oliver and Roel as d1 and d2, respectively. The Law of Cosines states:

d1^2 = 3^2 + 4^2 - 2 * 3 * 4 * cos(30°)

d2^2 = 3^2 + 4^2 - 2 * 3 * 4 * cos(40°)

By solving the above equations, we can determine the distances d1 and d2. The hiker who is farther from the station will have the larger value of d1 or d2.

In this case, it can be seen that d1 > d2, meaning Oliver is farther from the station than Roel. This is because the angle of 30° is larger than the angle of 40°, so the cosine of 30° is smaller than the cosine of 40°.

Therefore, Oliver is farther from the station.Oliver is farther from the station. The distance from the station for each hiker can be calculated using the Law of Cosines.

Learn more about Law of Cosines on:

brainly.com/question/27613782

#SPJ2

Answer:

A

Explanation:

By determining which work environment a person may prefer personality test help people determine their future careers

We can update the line of the amortization schedule for March 1, 2023 as follows:

Date         Payment         Principal      Interest          Remaining Balance

3/1/2023  $285.05         $276.71       $8.34               $1723.29

To rewrite the line of the amortization schedule for March 1, 2023 with Janet's new payment of $285.05, we need to recalculate the principal and interest portions of the payment.

Assuming Janet has a loan with a fixed interest rate, the amortization schedule for the previous months would have determined the interest and principal portions of each payment. Let's say that her previous payment was $250, with $200 going towards principal and $50 towards interest.

Using her new payment of $285.05, we can calculate the new interest portion of the payment based on the remaining principal balance. Assuming the loan has an annual interest rate of 5%, the monthly interest rate would be 0.05/12 = 0.004167.

To calculate the interest portion of the new payment, we can multiply the remaining principal balance by the monthly interest rate:

Interest = Remaining Principal Balance * Monthly Interest Rate

Interest = $2000 * 0.004167

Interest = $8.34

This means that $8.34 of Janet's new payment will go towards interest, leaving $285.05 - $8.34 = $276.71 to go towards principal.

We can update the line of the amortization schedule for March 1, 2023 as follows:

Date         Payment         Principal      Interest          Remaining Balance

3/1/2023   $285.05         $276.71       $8.34               $1723.29

Note that the remaining balance has decreased from $2000 to $1723.29 after the new payment.

We can continue this process to update the amortization schedule for future months based on Janet's new payment amount.

Learn more about  amortization schedule at:

https://brainly.com/question/29987627

#SPJ1

The equation of the parabola is y² = 12x².

The equation of a parabola with focus (0, -3) and directrix y = 3 can be found using the formula for the standard form of a parabola:

(y - k)² = 4p(x - h)²

Where (h, k) is the vertex of the parabola, and p is the distance from the vertex to the focus and the directrix. In this case, the vertex is halfway between the focus and the directrix,

In mathematics, a parabola is a two-dimensional, u-shaped curve that is the graph of a quadratic function. It is a conic section that is formed by slicing a cone parallel to its side, and it has a specific focus and directrix.

so:

Vertex: (0, 0)

p = 3

Plugging these values into the formula gives:

(y - 0)² = 4(3)(x - 0)²

y² = 12x²

To learn more about Parabola :

https://brainly.com/question/11214166

#SPJ4

Ohio Traffic Stats, about 40% of fatal crashes resulted from failing to wear a safety belt.

This means that a significant portion of fatalities on the road could have been prevented if the individuals involved had been wearing their seat belts. It is important to remember to always wear a safety belt when driving or riding in a car, as it can greatly reduce the risk of injury or death in the event of a crash. Traffic fatalities refer to the number of people who are killed in motor vehicle accidents or crashes. This statistic is often used as a measure of road safety and is tracked by government agencies and organizations around the world. The number of traffic fatalities can be affected by a variety of factors, including driver behavior, road conditions, vehicle design, and emergency response times.

To learn more about Traffic :

https://brainly.com/question/22768531

#SPJ4

Answer:

En el cuento "The Tell-Tale Heart" de Edgar Allan Poe, no hay evidencia directa de que el narrador esté sano. De hecho, se sugiere lo contrario. El narrador describe su obsesión enfermiza con el ojo del anciano y su plan para matarlo, lo que indica que su mente no está en un estado de salud mental estable. Además, el hecho de que el narrador escuche voces y que experimente alucinaciones auditivas sugiere que puede tener algún tipo de trastorno psicológico.

El narrador también es muy emotivo, lo que es inusual para alguien que está en un estado mental estable. Por ejemplo, se describe a sí mismo temblando y sudando mientras se prepara para cometer el asesinato. Después del asesinato, el narrador se vuelve cada vez más paranoico y ansioso, lo que sugiere una inestabilidad mental adicional.

En resumen, aunque no hay evidencia directa de que el narrador esté enfermo en "The Tell-Tale Heart", su comportamiento y sus pensamientos sugieren que puede tener problemas de salud mental.

Explanation:

a) Wikipedia can be a reliable resource, but it depends on the specific article and the sources cited. Wikipedia's articles are written and edited by volunteers from around the world, and while many contributors are knowledgeable and conscientious, others may be less so. The reliability of a Wikipedia article can also be affected by factors such as bias, incomplete information, or outdated sources. Therefore, it's generally a good practice to verify information from Wikipedia with additional sources.

b) Information on Wikipedia is updated by volunteers who edit articles using a collaborative process. Anyone can make edits to most articles, but changes to more high-profile or controversial pages may be subject to additional scrutiny by more experienced editors. Editors can add or remove information, correct errors, or update sources as necessary. Wikipedia also has a system of policies and guidelines that editors are expected to follow, which helps to ensure that articles are accurate, well-sourced, and written from a neutral point of view.

One strategy that the daughter can consider is pursuing other pathways to obtain a medical degree. See the explanation below.

One option is to enroll in a pre-medical program or a related degree such as biology or chemistry, and then apply to medical schools again after completing the program.

Another option is to apply to medical schools outside of the country, as some international schools have different admission criteria and may be more accessible to applicants who were not accepted to schools in their home country.

Also , the daughter could consider gaining practical experience in healthcare by working in a related field, such as nursing or medical research.

This experience can enhance her application and make her a more competitive candidate in future medical school admissions cycles.

Finally, seeking guidance from academic advisors, career counselors, and medical professionals can also be helpful in exploring alternative paths to achieving her goal.

Learn more about Medical School at:

https://brainly.com/question/11707372

#SPJ1

Answer:

$140

Explanation:

Given,

To Find : The amount of money Monique makes as life guard and dog sits

When we Use the expression 12h+20

Applying the values we get,

[tex]12X10+20\\120 + 20\\140[/tex]

Hence , the amount of money monique makes is $140