Akio cut a piece of plywood into a square the perimeter of the plywood was 78.4 inches what was the length of each side

Aline on the wall and a line on the floor are skew. always, sometimes, or never?

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?

Sally deposited money into a savings account paying 4% simple interest per year. the first year, she earned $75 in interest. how much interest will she earn during the following year? show your work and explain your reasoning in the space provided below.