Write sentences into algebraic expressions. the area of a square is the square of its side, s. the volume of a cube is the cube of the length of its side, s. the surface area of a sphere with radius r is four times the product of π and the square of the radius.

Ricky takes out a $31,800 student loan to pay his expenses while he is in college. after graduation, he will begin making payments of $190.66 per month for the next 30 years to pay off the loan. how much more will ricky end up paying for the loan than the original value of $31,800? ricky will end up paying $ more than he borrowed to pay off the loan.