When the sun is that a certain angle in the sky a 20 foot flagpole will cast a 16 foot shadow how tall is a person if he cast a 4.4 foot shadow at the same time the person is how many feet tall?

Two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: what is the approximate distance, in feet, between the two poles? 6.93 feet 8.66 feet 12.32 feet 15.59 feet