Area of triangle
bh/2
Area of rectangle
bh
circumference of a circle
2pir
volume of a circle
pi*r^2
volume of a regular solid
(area of base)*h
Lateral surface area of a regular solid
(circumference of base)*h
volume of a cone/pyramid
((area of base)*h)/3
volume of a sphere
(4/3)(pi*r^3)
surface area of a sphere
4pir^2
lateral surface area of a cone/pyramid
(l*(perimeter of base))/2