An elevator starts on the ground floor and goes up to the 10th floor and let's people off. then it continues down towards the ground floor again but goes 12 floors down. how many floors below the ground floor would it be?

the elevator is
floors below the ground level. the integer to represent this is
.

Answer this two poles, ab and ed, are fixed to the ground with the of ropes ac and ec, as shown: two right triangles abc and edc have a common vertex c. angle abc and edc are right angles. ab is labeled 13 feet, ac is labeled 15 feet, ec is labeled 10 feet, and ed is labeled 4 feet.what is the approximate distance, in feet, between the two poles? 11.14 feet16.65 feet14.35 feet15.59 feet