The formula for the volume of a cylinder is V = 2πrh where V is the volume, r is the length of the radius of the base, and h is the height. Rewrite the formula to solve for the height.

The late fee for library books is $2.00 plus 15¢ each day for a book that is late. if maria’s fee for a late book was $3.20, write and solve a linear equation to find how many days late the book was.

Donald has x twenty-dollar bills and 11 ten-dollar bill. how much money does donald have? write your answer as an expression.

Select the two pairs of figures that are similar.