The formula for the volume of a cone is v=1/3pir^2h. find the radius, to the nearest hundredth, of a cone with a height of 3 in. and a volume of 12in.^3.show your steps to finding the radius to receive credit.

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