Question

7. Find the Value of x. SHOW YOUR WORK OR NO CREDIT!!!!!

Answer 1

x=21.9317121994

Explanation:

You just look at the half triangle and use the Pythagorean Theorem. One side of the triangle is 9 (half of 18), the other is 20, so you find the hypotenuse.

9²+20²=x²

81+400=x²

481=x²

√481=x

x=21.9317121994