To determine the number of trout in a lake, a conservationist catches 171 trout, tags them and throws them back into the lake. Later, 48 trout are caught; 12 of them are tagged. How many trout would the conservationist expect
to be in the lake?

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