Question

What is the length of YZ?

Select the best answer from the choices provided.
A.4
B.4.58
C. 5.29
D.10

Answer 1

Answer: C

Hello,

Explanation:

WZ=7-3=4

YW²=XW*WZ=3*4=12 ==> WY=2√3

In the right triangle YWZ, using the Pythagorean's theorem:

YZ²=WY²+WZ²=12+4²=28

YZ=2√7≅5.29150....

Answer C