Middle School

Elizabeth completely covered a square wall using 98.5 ft² of blue paint. Which measurement is closest to the side length of this wall in feet?

A. 49 ft
B. 8 ft
C. 25 ft
D. 10 ft

Answer :

The closest side length would be 10ft as A=lw , A=(10)(10), A=100sqft which is the closest to 98.5sqft
10x10= 100, which is closest to 98.5. Do bh.