Question

What is the value of x?

Round to the nearest tenth.


___ cm

A right triangle with legs labeled 4 centimeters and x centimeters. The hypotenuse is labeled 9 centimeters.

Answer 1

x^2 = 91 - 16
x^2 = 65
x = 8.1

answer
x = 8.1 cm

Answer 2

h^2=x^2+y^2

9^2=4^2+x^2

81=16+x^2

x^2=65

x=8.1cm