A ball has a radius of 8 cm what is the volume of the ball use 3.14 round your answer to the nearest 10th of a cubic centimeter

Any is very appreciated! (picture is provided below)not sure how to do this at all won't lie

The formula for the lateral area of a right cone is la = rs, where r is the radius of the base and s is the slant height of the cone.which are equivalent equations?

The volume of gas a balloon can hold varies directly as the cube of its radius. imagine a balloon with a radius of 3 inches can hold 81 cubic inches of gas. how many cubic inches of gas must be released to reduce the radius down to 2 inches?