Tom is afraid of heights over 9 feet. The bottom of the ladder is 6 feet from a deck. The ladder is 10 feet long. How far above the ground does the ladder touch the deck? Is Tom afraid of the height?
10^2=6^2 + H^2
100=36 + H^2
H^2=100 - 36
H^2=64 take the sqrt of both sides
H=8 feet-above ground
