220-47 find the low end and high end with the precentages 65% and 85%.

Find the distance between c and d on the number line c=3 and d=11

Plzzz answer both questions and i will give you 100 points

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