Question

Can anyone help me with this math question thanks

Answer 1

Explanation:

Familiar with Pyhtagorean theorem for right triangles ?

hypotenuse ^2 = leg1 ^2 + leg2^2

for this triangle:

13^2 = 9^2 + x^2

x^2 = 13^2 - 9^2

x^2 = 88

x = sqrt (88) = ~ 9.4 units