The three dimensional figure below is a cylinder with a hole in the shape of a rectangular prism going through the center of it. The radius is 10ft. Find the volume of the solid in cubic feet. Use 3.14 for pie. (A.)4,485 cubic feet (B.)4,710 cubic feet (C.)6,840 cubic feet (D.)4,935 cubic feet.

Find the volume of the solid obtained by rotating the region enclosed by the curves y=1x and y=7^-x about the x-axis. (use symbolic notation and fractions where needed.) volume =

What is the name of a polygon that has four congruent sides and theses angle measures 60,120,60,120?

Two farmers pay a total rent of $140 for a pasture. the first farmer placed $4 oxen in the pasture, and the second farmer placed $30 sheep in the pasture. the farmers split the rent based on the proportion of the pasture eaten by their own animals that month. how much should the first farmer pay, if 1 ox eats as much as 10 sheep in a month?