Kisha's scribepost for Jan 6

question # 7

What is the height of the wheelchair ramp? Give your answer to the nearest tenth of a centimeter.

The height of the ramp is 12.6 cm tall.

c²-b²=a²
80cm² -79cm²=a²
(80x80)-(79x79)=a²
6400cm-6241cm=a²
159cm=a²
√159=√a²
12.6cm=a