Area of a parallelogram
A=bh
Area of a triangle
A= ½bh
Area of a trapezoid
A=½(b₁+b₂)h
Area of a circle
A=πr²
Area of a regular polygon
A=½ban
Volume of a rectangular prism
V=lwh
Volume of any prism
V=Bh
Volume of a cylinder
V=πr²h
Volume of a pyramid
V=¹/₃Bh
Volume of a cone
V=¹/₃πr²h
Volume of a sphere
V=4/3πr³
Lateral Area of a Prism
L=Ph
Lateral Area of a Cylinder
L=2πrh or L=Ch
Surface Area of a Pyramid
A=½Pl+B
Surface Area of a Cone
A=πrl+πr²
Surface area of a sphere
A=4πr²