Question

Find the value of each variable. express in simplest radical form

Answer 1

Answer: 15=x

Explanation:

a²+b²=c²

a=9

b=12

c=x=?

9²+12²=c²

81+144=c²

*square root* of 225= *square root* of c²

*square root* of 225= c

15=c