The mean of 100 numerical observations is 51.82. what is the value of the sum of all 100 numbers? a. 5.182 b. 0.5182 c. 51.82 d. 5182 e. 518.2

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