Question

Middle School
Mathematics

Find x.

A. 8
B. 12​

Answer 1

17²=15²+x²

289=225+x²

288-225=x²

64=x²

x=6

Answer 2

8

Explanation:

By Pythagoras theorem,

(hypotenuse)² = (altitude)² + (base)²

(17)² = x² + (15)²

(17)² - (15)² = x²

289 - 225 = x²

x² = 64

x = √64

x = 8

hope this helps you!