Question

The width of a rectangle is 4 feet, and the diagnal length of the rectangle is 13 feet,which measurment is the closest to the length of this rectangle feet?

A.9ft
B.17ft
C.12.4ft
D.13.6ft​

Answer 1

w = 4 ft

diagonal= 13 ft

l= 13^2-4^2=169-16 = sq root 153

=12.4 ft (approx)