Math formulas - "Test your knowledge"

volume of a cylinder

πr²h

volume of a cone

1/3πr²h

curved surface area of a cylinder

2πrh

curved surface area of a cone

πrl

total surface area of a cylinder (closed)

2πr(r + h)

total surface area of a cylinder (open)

πr(r + 2h)

total surface area of a cone

πr(r + l)