Question

A flagpole casts a shadow that is 26 ft long. At the same time, a yardstick casts a shadow that is 4 ft long. How tall is the flagpole?

Answer 1

Use a proportion:

Yardstick is 3 feet long
`(x)/(26) = (3)/(4) \\x=((26)(3))/(4)\\x=19.5 ft`