Find the value of x in the figure below. Brainlyest!

Find The Value Of X In The Figure Below. Brainlyest!

Answers

Answer 1

Answer:

x = 42°

Step-by-step explanation:

Fact: The sum of the exterior angles will be 360°.

(3x + 45) + (2x - 30) + (5x - 75) = 360

combine like terms:

10x - 60 = 360

add 60 to each side of the equation:

10x = 420

divide both sides by 10:

x = 42°


Related Questions

M+7.9=39 1/2 What is M?

Answers

The value of M from the equation; M+7.9=39 1/2 is; 31.6

One variable equations

The given equation is; M+7.9=39 1/2.

By simplification;

M+7.9=79/2

Hence, by cross product;

2M + 15.8 = 79

2M = 79-15.8

M = 63.2/2

M = 31.6

Read more on one-variable equations;

https://brainly.com/question/21528555

Sam and Alex play Tennis. On the weekend Sam played 8 more games than Alex did, and together they played 24 games. How many games did Alex play? How many games did Sam play? Let a represent the number of games Alex played. Write and solve an equation to determine the number of games Alex and Sam played.

Answers

Answer:

Alex played 8 games and Sam played 16.

Step-by-step explanation:

I am unaware of the equation, the answer just makes sense. I apologize.

NEED HELP ASAP!!! EASY QUESTION :)

Answers

the answer is -2 i think

A positive number is 5 times another number if 21 is added to both the numbers the one of the new numbers becomes twice the other number. what are the numbers​

Answers

Answer:

Hey mate......

Step-by-step explanation:

This is ur answer.....

A positive number is 5 times another number. If 21 is added to both the numbers, then one of the new numbers becomes twice the other new number. What are the numbers? Thus, the required numbers are 7 and 35

A picture is attached!

Hope it helps!

Brainliest pls!

Follow me! :)

me pueden ayudar en esto por favor​

Answers

Answer:

2cm: 6.28

4cm: 12.56

6cm: 18.84

8cm: 25.12

10cm: 31.4

12cm: 37.68

Step-by-step explanation:

what is the definition of vertical angles

Answers

Answer:

each of the pairs of opposite angles made by two intersecting lines.Step-by-step explanation:

Answer:

vertical angles

geometry the pair of equal angles between a pair of intersecting lines; opposite angles Also called: vertically opposite angles

Step-by-step explanation:

A computer program found that the line y=3x - 52 is the best line of best fit to represent the temperature outside and the amount of ice cream sold on the beach. If the temperature is predicted to be 70 degrees tomorrow, how much ice cream can they expect to sell?​

Answers

Answer:

158

Step-by-step explanation:

given x = 70

=> y = 3(70) -52 = 210 -52 = 158

the ice cream they can expect to sell = 158

CAN SOMEONE PLS HELP MEE!! I BEG YOU PLSS

Answers

Answer:

(x + 2)² = 9

x = 1 or - 5

Step-by-step explanation:

x² + 4x - 5 = 0

Solving first using completing the square method

x² + 4x = 5

x² + 4x + (4/2)² = 5 + (4/2)²

x² + 4x + 2² = 5 + 2²

x² + 4x + 4 = 5 + 4

x² + 4x + 4 = 9

Factorise

x² + 2x + 2x + 4 = 9

x(x + 2) + 2(x + 2) = 9

(x + 2)(x + 2) = 9

(x + 2)² = 9

Square root both sides

√(x + 2)² = √9

x + 2 = ± 3

x + 2 = +3

x = 3 - 2

x = 1

x + 2 = -3

x = -3 - 2

x = -5

Hence, x = 1 or - 5

The volume of the geometric figure below is ________ cubic cm.

Answers

Answer:

180

Step-by-step explanation:

V= 1/3 B*h  ----- (B= area of base) (h= height)

Area of a triangle (base)

1/2 b*h

1/2 (5)(12)

1/2 60

B = 30

H = 18

V= 1/3 30*18

1/3 540

V = 180

in comparison to 1/3 where would 2/6 be located on a number line

Answers

Answer:

The same place as 1/3

Step-by-step explanation:

image for more context

PLZZZ GIVE ME BRAINLIEST

In a circle with radius 2.9, an angle measuring 5.6 radians intercepts an arc. Find the length of the arc to the nearest 10th.

Answers

Answer:

in order to get answer you will add 2'9+5'6=8'5

Write the polynomial in standard form then name the polynomal based on its degree and number of terms 2-11x2-8x + 6x2

Answers

Question

Write the polynomial in standard form then name the polynomal based on its degree and number of terms 2-11x²-8x + 6x²

Answer:

Standard form: -5x²- 8x + 2

name: Quadratic polynomial

Step-by-step explanation:

Given polynomial

2-11x²-8x + 6x²

To write this polynomial in standard form,

i. First simplify it

Collect like terms

2 - 11x² + 6x² - 8x

Add the second and fourth terms

2 - 5x² - 8x

ii. Arrange the terms in the polynomial in order of decreasing order of x.

In other words, the term which has the highest order of x is written first followed by the term with the next highest order of x and so on.

In this case, the term with the highest order of x is the second term which is given by -5x² followed by -8x and then 2.

Therefore, the standard form of the given polynomial is

-5x²- 8x + 2

The degree of a polynomial which is in standard form is the order of its first term.

In this case, the order of the first term is 2. This means that the degree of the polynomial is 2.

Since the degree of the polynomial is 2 and it has three terms, this is a quadratic polynomial.

Can some one help on number 5 and 6 please

Answers

Step-by-step explanation:

To find mean-

you add all the #'s together and then (/) them by the amount of the #'s

#5.   8, 2, 3, 5, 7

8+2+3+5+7

10+8+7

10+15

25

25/ 5

5

#6.   4, 1, 6, 3, 6, 4

4+1+6+3+6+4

5+9+10

5+19

24

24/ 6

4

The median is the (middle) you have to put the #'s in order least to greatest

#5.    2, 3, 5, 7, 8

cross one by one on both sides

3, 5, 7,

5

#6.   1, 3, 4, 4, 6, 6

3,4,4,6

4,4

4 (because in the middle of 4 and 4 well is 4) (if you had 5 and 6 left it would be 5.5)

The mode is the # that appear the most often in the set of data.

#5.  there is no more because there is one of each # there is none that has 2 or more (N/A)

#6.    1,3, 4, 4, 6, 6

the mode is 4 and 6

because those #'s have 2 or more and they are both at 2 so they are both the mode

Gina drew three small congruent circles
beside one large circle.
2 cm
Based on the diagram, which answer
choice is closest to the area of the large
circle?
F 28.3 cm?
H 18.8 cm?
G 12.6 cm? J 24.4 cm?
7.9B

Answers

Answer:

7.9

Step-by-step explanation:


Find the area of the triangle

Answers

Answer:

32 m^2

Step-by-step explanation:

Area = 8 x (2 + 6) x 1/2

Area = 8 x 8 x 1/2

Area = 64 x 1/2

Area = 32

Hope that helps! :)

-Aphrodite

Answer:

32

Step-by-step explanation:

formula for area of a triangle = [tex]A=\frac{bh}{2}[/tex]

where b = base length and h = height

The triangle shown has the following the dimensions

base length = 2 + 6 = 8m

height = 8m

Using these dimensions we plug in the values into the formula

[tex]A=\frac{8*8}{2} \\8*8=64\\\frac{64}{2} =32[/tex]

Hence, the area of the triangle is 32 square meters

some body have asked this question I have forgotten the name the question is: the circumference of a circle is 36π cm what is the radius of a circle if any body finds it then please answer him or her
The formula for the area of a circle is given by A = πr², where r is the radius of the circle.

Since we know that area A = 36π, we can substitute into the formula for area A and get:

36π= πr²

Now, dividing both sides by π in order to begin isolating r on one side of the equation, we get:

(36π)/π = (πr²)/π
36(π/π) = (π/π)r²
36(1) = (1)r²
36 = r²

r² = 36 (since equality is symmetric, i.e., if a = b, than b =a)

Now, taking the square root of both sides, we have:
√(r²) = ±√(36)

r = √(36) (since a distance cannot be physically negative, then we have to use the positive square root)

r = 6 (since (6)(6) = 36)

CHECK:
A = 36π
36π= π(6²)
36π = π(36)
36π = 36π

Therefore, r = 6 is indeed the radius of the circle with an area of 36π.​

Answers

Answer:

The radius of the circle is 6.

Explanation:

Take the square root of 36.

Write each as an algebraic expression.
4 cubed

Answers

Answer:

4 exponent 3 or if you want the answer it is 64

Step-by-step explanation:

See the image below:)

Emma is taking a multiple choice test. Her grade is given by the equation
y= 125 – 5x, where y represents her final score and x represents the number of
questions she got wrong. What could the number 125 represent in the equation?

Answers

Answer:

The number of questions answered.

Step-by-step explanation:

Number of questions answered minus 5 questions she got wrong equals her final score.

HELPP!! Simplify sin q + cosq cotq

Answers

Answer:

csc(q)

Step-by-step explanation:

You could plug in values for q for the problem and the choices and see which choice gives the same outputs. Of course, that would mean you need to know that cot() is cos()/sin() or 1/tan() and csc()=1/sin()

So anyways you can also use identities to rewrite the given expression

sin(q)+cos(q)cot(q) [given ]

sin(q)+cos(q)cos(q)/sin(q) by quotient identity

sin(q)+cos^2(q)/sin(q) [simplify]

sin(q)sin(q)/sin(q)+cos^2(q)/sin(q) multiply first term by 1

sin^2(q)/sin(q)+cos^2(q)/sin(q) [simplify ]

(sin^2(q)+cos^2(q))/sin(q) [combined fractions ]

1/sin(q) by Pythagorean identity

csc(q) by reciprocal identity

Write an equation modeling the revenue generated: x1 + x2 = 9,000

Answers

Answer: Small correction from the bottom one its 35, 22

Step-by-step explanation: Edginuity 2021 just got is right.

Answer:

35 and 22

Step-by-step explanation:

Who could help me with this please and thank you

Answers

Answer:

[tex]y=\frac{1}{5} x-2[/tex]

Solve the system by graphing write the solution as an ordered pair y=-3x+3 y=1/2x-4

Answers

Answer:

Hi! The answer to your question is (2,-3)

Step-by-step explanation:

☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆☆*: .。..。.:*☆

☁Brainliest is greatly appreciated!☁

Hope this helps!!

- Brooklynn Deka

Tiffany and Dion are having a walking race. The equation and graph show the distance each person is from the starting line,
Tiffany's Distance
d = 2.5t, where d is the distance, in yards that Tiffany is from the starting line after t seconds
PLEASE ANSWER A., B. And C.

Answers

Answer:

Step-by-step explanation:

Tiffany's distance is defined by the equation,

d = 2.5t

Here, d = distance of Tiffany from the starting line

t = time

a). d = 2.5t

    [tex]\frac{d}{t}=2.5[/tex]

   Tiffany's rate = 2.5 yards per second

b). Since, slope of a line passing through two points [tex](x_1,y_1)[/tex] and [tex](x_2,y_2)[/tex] is given by,

   Slope = [tex]\frac{y_2-y_1}{x_2-x_1}[/tex]

   Therefore, slope of the line passing through two points (0, 10) and (10, 35)

   = [tex]\frac{35-10}{10-0}[/tex]

   = 2.5 yards per second

    Dion's walking rate = 2.5 yards per second

    Equation that defines the distance of Dione,

    d = mt + b

    Here, m = rate of the walking by Dione

    b = y-intercept

    Hence, equation will be,

    d = 2.5t + 10

c). If d = 60 yards

    For Tiffany,

    d = 2.5t

    60 = 2.5t

     t = 24 seconds

     For Dion,

     d = 2.5t + 10

     60 = 2.5t + 10

     2.5t = 50

      t = 20 seconds

     Therefore, Dion will take less time and finish first.

An adult takes 400 mg of ibuprofen. Two hours later, there is 201.6 mg of

ibuprofen left in the persons system. How long will it take until there is only 25 mg

of ibuprofen left in the person's system? Show all work and round your answer to

three decimal places.

Answers

Answer:

It will take 3 hours 46 minutes and 8 seconds to use 375 mg of ibrufen.

Step-by-step explanation:

An adult takes 400 mg of ibuprofen. Two hours later, there is 201.6 mg of

ibuprofen left in the persons system

This means that in 2 hours time

400- 201.6= 198.4 mg was used up.

We need only 25 mg in the system

so 400- 25= 375 mg  time is needed

time          mg

2 hour      198.4

x                375

Using the cross product rule

x= 375*2/198.4

x= 3.780 hrs

Which means 3 hours and (0.78* 60)= 46.8 minutes.

It will take 3 hours 46 minutes and 8 seconds to use 375 mg of ibrufen.

Can someone please help me with this?? I would love the help!!

Answers

Just write I have my own problems to deal with.

The cone has a base diameter of 20cm and a slant height of 25 cm.

A circle is drawn around the surface of the cone at a slant height of 10cm above the base.

The curved surface of the cone above the circle is painted grey.

Work out the area of the curved surface of the cone that is not painted grey,

Give your answer as a multiple of

You must show all your working.

Answers

Answer:

The area of the cone not painted is approximately 196.35 cm²

Step-by-step explanation:

The question relates to similar shapes;

We have;

The base diameter of the cone, D₁ = 20 cm

The slant height of the cone, l₁ = 25 cm

The height at which the circle is drawn, 10 cm above the base, we have; l₂ = 25 cm - 10 cm = 15 cm

Let 'x' represent the diameter of the circle formed by the drawn circle, we have;

By similar triangles, we get;

D₁/l₁ = x/l₂

x = l₂ × D₁/l₁

20/25 = x/15

x = (20/25) × 15 = 12

The curved surface area of the cone, A = π·r·l

The area of the curved surface of the entire cone, A₁ = π·r₁·l₁

r₁ = D₁/2

Therefore, we get, A₁ = π × 20/2 × 25 = 250·π

A₂ = π × 15/2 × 25 = 187.5·π

The area of the cone not painted, A = A₁ - A₂

∴ A = 250·π - 187.5·π = 62.5·π

The area of the cone not painted, A = 62.5·π ≈ 196.35

The area of the cone not painted ≈ 196.35 cm²

for brainiest:):):):):):)

Answers

i would say B..............

5y + 32 = -64 find the value of y

Answers

Answer:

[tex]y = 19 \frac{1}{6} [/tex]

Step-by-step explanation:

[tex]5y + 32 = - 64 \\ 5y = - 64 - 32 \\ 5y = 96 \\ \frac{5y}{5} = \frac{96}{5} \\ y = 19 \frac{1}{6} [/tex]

hope this helps you.

Can I have the brainliest please?

Have a nice day !!!!

~Hi1315~

5y + 32 = -64 Y = 6.4

20 cm
20 cm
20 cm
Find the area of the figure above.
[?] cm2

Answers

Answer:

We first ALWAYS have to split the figure apart from each other,

lets split it into a triangle and a square!

Let's find the area of the triangle:

20(height) x 20(base) = 400!

400 x 1/2 (just dividing by 2) = 200!

*Remember* Formula of a triangle is:

B(base) x H(height) x 1/2 (basically dividing by 2)

Now time to find the area of the square!

20 x 20 = 400!

Now let's add both their areas:

400 + 200 = 600!

Step-by-step explanation:

600cm2 is your answer.

The figure has an area of 600 square centimeters.

In this question we need to determine the area of the entire figure, this area is the sum of the areas of a square and two symmetric right triangles, defined by respective formulas, that is:

[tex]A = A_{s} + 2\cdot A_{t}[/tex] (1)

Where:

[tex]A[/tex] - Total area, in square centimeters.[tex]A_{s}[/tex] - Square area, in square centimeters.[tex]A_{t}[/tex] - Triangle area, in square centimeters.

By applying area formulas for squares and triangles, we expand (1):

[tex]A = x^{2} + \frac{1}{2}\cdot x\cdot y[/tex] (2)

Where:

[tex]x[/tex] - Side length of the square, in centimeters.[tex]y[/tex] - Height of the two right triangles, in centimeters.

If we know that [tex]x = 20\,cm[/tex] and [tex]y = 20\,cm[/tex], then the area of the figure is:

[tex]A = \frac{3}{2}\cdot (20\,cm)^{2}[/tex]

[tex]A = 600\,cm^{2}[/tex]

The figure has an area of 600 square centimeters.

We kindly invite to check this question on areas: https://brainly.com/question/16418397

Solve for x. The triangles in each pair are similar.
A. 14
B. 3
C. 5
D. 12 ​

Answers

Answer:

C

Step-by-step explanation:

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