Asked by mitch

tree casts a shadow 32 feet on the ground. If the distance from the end of the shadow to the top of the tree is 40 feet, how tall is the tree?
Answered by Ms. Sue
a^2 + b^2 = c^2

32^2 + b^2 = 40^2
1444 + b^2 = 1600
b^2 = 1600 - 1444
b^2 = 156
b = 12.49 feet