1. Find the value of x to the nearest tenth
A. 8.1
B. 7.5
C. 8.9
D. 7.9

Answer:
C.
[tex]x = 2( \sqrt{ {6}^{2} - {4}^{2} } ) \\ x = 2( \sqrt{20} ) \\ x = 8.9[/tex]