2 years ago

Find the missing side of this right triangle

Mathematics

1 answer:

borishaifa [10]2 years ago

8 0

Answer:

x ≈ 14.7

Step-by-step explanation:

use pythagorean therorem

a^2 + b^2 = c^2

c is hypotenuse and we know the hypotenuse is 21

a^2 + b^2 = c^2

x^2 + 15^2 = 21^2

x^2 + 225 = 441

x^2 = 216

x = √216

x ≈ 14.7

You might be interested in

Simplify the expression:<br> 7r2+5r2+9r

jenyasd209 [6]

Answer:

9r+7r+9r

Step-by-step explanation:

4 0

3 years ago

Read 2 more answers

17. Suppose U = {1, 2, 3, 4, 5, 6, 7, 8, 9, 10} is the universal set, and P = {1, 4, 9}. What is P’?

Lostsunrise [7]

The correct answer is as follows
c. {2,3,5,6,7,8,10}

7 0

3 years ago

Which net represents this solid figure?

Sati [7]

The rectangular prism (the first one) represents a solid figure.
I hope this helps:)

5 0

3 years ago

Televisions are on sale for 85% of the original price of $499. How do I find out the sale price.

natulia [17]

To find your sale price you must:
$\frac{85}{100} \times 499 =$
just simply follow that operation and you're good to go

4 0

3 years ago

Read 2 more answers

Find the slope of line that is parallel to -2x=3y+5

In-s [12.5K]

Answer: m = $-\frac{2}{3}$

Step-by-step explanation:

Turn the equation into slope-intercept form: $-3y = 2x + 5$

Reduce: $y = -\frac{2}{3}x -\frac{5}{3}$

Your parallel slope is: $-\frac{2}{3}$

7 0

2 years ago