Precalc Geometric Formulas

Area of a Rectangle

A = lw

Perimeter of a Rectangle

P = 2l + 2w

Area of a Square

A = s²

Volume of a Square

V = s³

Area of a Triangle

A = ½ bh

Volume of a Pyramid

V = 1/3 ha²

Area of a Circle

A = pi r²

Circumference of a Circle

C = 2 pi r

Volume of a Sphere

V = 4/3 pi r³

Area of a Sphere

A = 4 pi r²

Volume of a Cylinder

V = pi r² h

Volume of a Cone

V = 1/3 pi r² h