Find the missing length of the triangle. b 15 mm b mm​

Answers

Answer 1

Answer: 12

Step-by-step explanation:

a² = b² + c²

15² = b² + 9²

b² = 15 ² - 9²

b² = 144

b =

b= 12mm


Related Questions

Express 2 x 2 x 2 x 2 x 2 in index notation.

Answers

Given:

The expression is

[tex]2\times 2\times 2\times 2\times 2[/tex]

To find:

The index notation of the given expression.

Solution:

Index: The power of a number and a variable is called its index.

Index notation: The expression which has a base and a power.

In the given expression 2 is multiplied 5 times, so by using the property of exponent we get

[tex]2\times 2\times 2\times 2\times 2=2^{1+1+1+1+1}[/tex]       [tex][\because a^ma^n=a^{m+n}][/tex]

[tex]2\times 2\times 2\times 2\times 2=2^{5}[/tex]

Therefore, the index notation of the given expression is [tex]2^5[/tex].

help plzz i need help thank you

Answers

I need points for Brainly because I need help too

Answer:

A. 120 B.   C.960

Step-by-step explanation:

Using your answer from part (b) and inequality symbols, write one statement that shows the relationship among all of the numbers.

Answers

Answer:

(b) Least to greatest numbers are -1.0, [tex]-\frac{1}{4}[/tex] , 0, 0.5, 1.5

(c) -1.0 <  [tex]-\frac{1}{4}[/tex]  < 0 < 0.5 < 1.5

OR

1.5 > 0.5 > 0 >  [tex]-\frac{1}{4}[/tex]  > -1.0

Step-by-step explanation:

P.S - The exact question is -

Given - Kendra collected data for her science project. She surveyed

             people asking them how many hours they sleep during a

             typical night.

             The chart below shows how each person’s response compares

              to 8 hours (which is the answer she  expected most people to say).

Name                Number of Hours                       Compared to Hours

                         (usually slept each night)

Frankie                        8.5                                                    0.5

Mr. Fields                      7                                                      −1.0

Karla                             9.5                                                     1.5

Louis                             8                                                         0

Tiffany                            [tex]7\frac{3}{4}[/tex]                                                       [tex]-\frac{1}{4}[/tex]

To find - (a) Plot and label each of the numbers in the right-most column

                   of the table above on the number line below.

               (b) List the numbers from least to greatest.

                (c) Using your answer from part (b) and inequality symbols,

                     write one statement that shows the relationship  among all

                     of the numbers.

Proof -

(a)

We can see that the numbers in the right-most column are  0.5, -1.0, 1.5, 0, [tex]-\frac{1}{4}[/tex]

We can write [tex]-\frac{1}{4}[/tex] = -0.25

Now,

We have to label them in the number line

The number line is as follows :

(b)

Least to greatest numbers are -1.0, [tex]-\frac{1}{4}[/tex] , 0, 0.5, 1.5

(c)

By using inequality symbol, we get

-1.0 <  [tex]-\frac{1}{4}[/tex]  < 0 < 0.5 < 1.5

OR

1.5 > 0.5 > 0 >  [tex]-\frac{1}{4}[/tex]  > -1.0

An artist buys 36 tubes of oil paint, 6 paintbrushes, 3 canvases, and 2 jars of paint thinner. What is the ratio of paintbrushes to tubes of oil paint?​

Answers

D) 1:6 because she brought 6 paintbrushes and 36 tubes of oil paint, and we can simplify that to 1/6

Making brainliest for the 1st correct answer!

ALSO PLS HELP I NEED THIS.

Answers

Answer:

Row 1

Step-by-step explanation:

13 ÷ 13 = 1, not 2

Answer:

I think it is the 4th one

Step-by-step explanation: If you divied all the numbers by 13 they will give you the number of boxes, but the fourth one was not the same number. I did mine on a peice of paper though)

ex.

WILL GIVE BRAINLIEST!!
(LOOK AT PHOTO)

Answers

Answer:

Five less than the number than....... 8/n - 5 +7

Eight more than the product........ 8 +7n - 2

Five times the sum..... 5(n+7)

Twice the difference.... 2 (8-n)

Answer:

Blue:

[tex] \frac{8}{n} - 5 + 7[/tex]

Green:

[tex]8 + 7n - 2[/tex]

Orange:

[tex]5(n + 7)[/tex]

Purple:

[tex]2(8 - n)[/tex]

An increase of 42.5% would result in a multiplier of what?
and a decrease of 42.5% would result in a multiplier of what?

Answers

Answer:

is the 23% going into the 42.5


If the area of the rectangle is 90 km2, then what is the value of the missing side?

Answers

Answer:

logically the missing side is 10 km because 90 km² ÷ 9km = 10km

Choose the best estimate for the length of a piece of notebook paper.
A. 2 in.
B. 5 in.
C. 11 in.
D. 17 in.

Answers

Answer:

11 in

Step-by-step explanation:

Standard paper is 11 x 8 inches

the answer is C. 11 inches

which expression is equivalent to 6^-3?? options: a: -6^3 b: 3^6 c: 3 weird dash 6, d: (1 over 6) ^ 3

Answers

Answer:

d: (1/6)^3

Step-by-step explanation:

6^-3 = 1/216

a) (-6)^3 = -216

b)  3^6 = 729

c) sorry i don't know what you mean by weird dash haha

d) (1/6)^3 = 1/216

hopefully this helps :)

What is the X intercept of the quadratic function.

Answers

Answer:

1 and 3

Step-by-step explanation:

it is where the graph meets the x axis line

What is the correct answer?

Answers

Answer:

C. [tex]\sqrt{3x^2+21x}[/tex]

Step-by-step explanation:

When one multiplies two radicles, one multiplies each term in the radical by the term in the other radical, then one simplifies the result and puts the radical sign over the result. If there are any perfect squares one will take the terms out. In this scenario, such is not the case.

[tex]\sqrt{3x}*\sqrt{x+7}\\\\\sqrt{3x(x+7)}\\\\\sqrt{3x^2+21x}[/tex]

Janelle spots some dolphins in the ocean. Her father draws a diagram to show how far down they can go. How far is this relative to sea level? What would an altimeter read at this depth?

Answers

The diagram is missing, so i have attached it.

Answer:

-1000 ft

Step-by-step explanation:

From the diagram attached, we see that they went 1000 ft below the sea level.

Now an altimeter is used to measure altitude depth of an object relative to a fixed level which in this case the fixed level is the top of sea. Since the depth in this case is below sea level, it will be negative.

Thus,the altimeter will read -1000 ft

Answer:

The dolphins are shown 1,000 feet below sea level. The altimeter reading would be -1,000 feet.

Step-by-step explanation:

Which number line shows the solution to the inequality n + 6 < 4? ​

Answers

Answer:

D) The very last one

Step-by-step explanation:

n + 6 < 4

n < -2

< means it's an open circle and goes in the LEFT direction

plz help i need help on math plz help frist one get bainys

Answers

Answer:

hello here is my help real help  you better give me brainliest

Step-by-step explanation:

1. $5

2. 50 cents

3. 25 cents

4. 3 dollars

5. 70 cents

just subtract them

please help! it’s due in 3 hours and i really need the answers!
*ignore the top one

Answers

Answer: Third option

Step-by-step explanation: Hope this helps :)

Answer:

C.

Step-by-step explanation:

14/3 = 4.66

/2/=2.33

-14/4 = -3.5

So the numbers are 4.66, 4.3, 2.33, 1.3, -2 and -3.5

So the numbers are -14/4, -2, 1.3,/2/, 4.3, 14/3

I hope I helped! Pls leave a rating and a heart if I did!

what is 1000tan+546-(645-1)
I WILL REPORT U IF U AREN'T SYDNEETEAL

Answers

answer:

538.89576473...

next time you have a math question use ma th way or ma th papa it'll save you points

HELP PLEASE important

Answers

Answer:

The answer seems like it is A.

Step-by-step explanation:

Remeber the domain is all real numbers. Hope this helps.

Please give me the correct answer.Only answer if you're very good at math.Please don't use a link to a website.​

Answers

Answer:

6 is the answer for your box :) Double checked :)

Step-by-step explanation:

25.12 = 1/3(12.56h)

multiply both sides by 3 to get rid of the fraction

75.36 = 12.56h

divide both sides by 12.56

6 = h

h = 6

Answer:

h = 6

Step-by-step explanation:

25.12=12.56/3 h

25.12 x (3/12.56) = h

h = 6

0.034 yards to 60 feet as a fraction

Answers

Answer:

17/10000

Step-by-step explanation:

not completely sure

The fraction is 17/10000.

What is fraction?

A fraction is shown as a numerical value that describes a portion of a larger whole. A fraction can be a portion or section of any quantity taken from a total, where the total can be any number, a particular value, or an object.

Given ratio 0.034 yards to 60 feet

and to convert it in simplest form

we know 1 yard = 3 feet

and 0.034 yard can be written as 34/1000

so 34 yards = 3 x 34 feet

34 yards = 102 feet

34/1000 yards = 102/1000 feet = 51/500 feet

and ratio = 0.034 yards/60 feet = (51/500)/60

= 51/30000

17/10000

Hence the ration in fraction is 17/10000.

Learn more about fraction;

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The Complete Question is; Express each ratio as a fraction in its simplest form: 0.034 yards to 60 feet

Angle A is the complement of angle B. If tan A = 4/5, tanB = _____.

Answers

Answer:

5/4

Step-by-step explanation:

The square of a number 60 greater than half of the number. Form a
quadratic equation and solve to determine the possible values of the
number.

Answers

Answer:

The number could be [tex]-7.5[/tex] or [tex]8[/tex].

Step-by-step explanation:

I'm going to assume this means "The square of a number is 60 greater than half of the number." Let the number be [tex]x[/tex]. The square of [tex]x[/tex] will be [tex]x^{2}[/tex]. "is" denotes that we use the "[tex]=[/tex]" sign, so our equation so far is [tex]x^{2} =[/tex] . Half of [tex]x[/tex] is [tex]\frac{1}{2}x[/tex], and "greater than" implies addition, so [tex]60[/tex] greater than [tex]\frac{1}{2}x[/tex] is [tex]\frac{1}{2}x+60[/tex]. Therefore, the equation is [tex]x^{2} =\frac{1}{2}x+60[/tex].

Solving for [tex]x[/tex], we get:

[tex]x^{2} =\frac{1}{2}x+60[/tex]

[tex]2x^{2} =x+120[/tex] (Multiply both sides of the equation by [tex]2[/tex] to get rid of the fraction)

[tex]2x^{2} -x-120=0[/tex] (Subtract [tex]x+120[/tex] from both sides of the equation to make it easier to solve)

[tex]2x^{2} +15x-16x-120=0[/tex] (Split [tex]-x[/tex] into [tex]15x-16x[/tex] to make the LHS easier to factor)

[tex]x(2x+15)-8(2x+15)=0[/tex] (Take a common factor out of the first two terms and the last two terms)

[tex](2x+15)(x-8)=0[/tex] (Take another common factor out)

[tex]2x+15=0,x-8=0[/tex] (Zero Product Property)

[tex]x=-7.5,8[/tex] (Solve)

Hope this helps!

If ∠1 and ∠2 are vertical angles and m∠1 = 128°, find m∠2.

Answers

In respοnse tο the questiοn, we may say that As a result, the measure οf angle 2 is 128°.

what are angles?

An angle is a fοrm in Euclidean geοmetry that is made up οf twο rays that meet at a pοint in the centre knοwn as the angle's vertex. Twο rays may cοmbine tο fοrm an angle in the plane where they are situated. An angle is generated by twο planes clash. They are referred tο as dihedral angles. An angle in plane geοmetry is a pοtential cοnfiguratiοn οf twο radiatiοns οr lines that represent a terminatiοn. The wοrd "angle" cοmes frοm the Latin wοrd "angulus," which meaning "hοrn." The vertex is the place where the twο rays, alsο knοwn as the angle's sides, meet.

Vertical angles are generated by twο crοssing lines that fοrm pairs οf οppοsing angles. Vertical angles are cοngruent, which means they have the same dimensiοn.

Because 1 and 2 are vertical angles, they have the same length.

Knowing that m1 = 128°, we may deduce that m2 = 128°, as they are both vertical angles.

As a result, the measure of 2 is 128°.

To know more about angles visit:

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In the given figure, If ∠1 and ∠2 are vertical angles and m∠1 = 128°, find m∠2.

Find the value of 3y + 4 given that - 2y + 6 = 2.
Simplify your answer as much as possible.

Answers

Answer:

10

Step-by-step explanation:

to find the answer for 3y + 4 we have to find the value of y.

we can find that by using the second equation.

-2y+6=2

-2y+6-2 =0 (subtract 2 from both the sided)

4= 2y (we will bring the -2y to the other side of the equation and then subtract the 6-2 to get the 4)

4/2=y  (divide by 2 on both the sides)

∴ y=2

now we will plug in the y of value that we see as -2 into the first equation.

∴ 3y+4 will become

=  3(2)+4

=6+4

=10

hope this helps!!

Which Quadrilateral might have sides measuring 3” 5” 8” and 6”?

Answers

Answer: a parallelogram

solve for the slope / y-intercept and the equation ​

Answers

Answer:

Slope = -3, Y-intercept = -2, y = -3x -2

Step-by-step explanation:

There are multiple points plotted on the graph, but right now, we only need to focus on two.

(-2, 4) (-1, 1)

Using the ordered pairs, do delta y/ delta x to get the slope

(1-4)/(-1-(-2)

(-3)/(-1+2)

(-3)/(1)

Slope = -3

y = -3x + b

As shown on the graph, the y-intercept is -2. It is when x = 0

So, for the equation, substitute the found values.

y = -3x -2

Y-intercept = -2

Slope = -3

Equation: y = -3x -2

EXPLANATION: y = mx + b

your b is -2 and your mx is -3

Hope this helps!

what is the answer I don't know how to solve this ​

Answers

(x)(x)= x^2
(-8)(x)= -8x
(x)(1)= 1x

So, (-8)(1)=8


Sarah got £72 for her birthday. She spent 40% of the money on
clothes and 1/6 of the remaining money on makeup. How much did she
have left over? ​

Answers

Solution: She has £36 remaining.

To solve this is fairly simple.  First we multiple 72 by .4 to get 40%.  This gives us 28.8.  

We then subtract 28.8 by 72 to get the money she has remaining after she spends 40%.  The answer to this is 43.2

Then she spends 1/6 on makeup.  So we divide 43.2 by 6 and multiply again by 5, which gives us 36.

Cooper invested $1,100 in an account paying an interest rate of 3.8% compounded daily. Assuming no deposits or withdrawals are made, how much money, to the nearest cent, would be in the account after 10 years?

Answers

Answer:

Step-by-step explanation:

Answer: 1608.48

Step-by-step explanation:

100% of what number is 27? Provide an exact fraction answer

Answers

Answer:

Your answer is 27

I hope I helped, would appreciate brainliest! ;)

Step-by-step explanation:

'Percent (%)' means 'out of one hundred':

27% = 27 'out of one hundred',

p% is read p 'percent',

27% = 27/100 = 27 ÷ 100

Calculate percentage:

'Percentage' is obtained by multiplying 100 by 27%

27% of 100 is equivalent to multiplying them:

27% × 100 = ?

27% × 100 =

(27 ÷ 100) × 100 =

(27 × 100) ÷ 100 =

2,700 ÷ 100 =

27

Proof.

How do we check the result?

If 27% × 100 = 27 =>

Divide 27 by 100...

... And see if we get as a result: 27%

Note:

100/100 = 100 ÷ 100 = 100% = 1

Multiply a number by the fraction 100/100,

... and its value doesn't change.

n/100 = n%, any number.

Calculate the percent value:

27 ÷ 100 =

0.27 =

0.27 × 100/100 =

(0.27 × 100)/100 =

27/100 =

27%

So we have proved that the calculations are correct.

Answer:

Percentage of

27% of 100 = 27

Answer:

27%

Convert fraction (ratio) 27 / 100 Answer: 27%

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