Equations

 

Area of a circle 

Area of a hexagon

Area of a pentagon

Area of a rectangle

Area of a square

Area of a triangle

Circles

    Area of a circle

    Circumference of a circle

    Diameter of a circle

    Perimeter of a circle

    Radius of a circle

Cone

    Area of the surface of a cone

    Volume of a cone 

Cosine Law

Cylinder

    Area of the surface of a cylinder

    Volume of a cylinder

Electricity

    Ohm's Law

Energy

Falling objects

Financial

    Monthly payment of mortgage

    Rule of 72

Force 

Gravitational attraction

Heron's Formula

Hexagon

    Area of a hexagon

    Perimeter of a hexagon

Lines

    Distance between two points on a line

    Slope intercept equation

Octagon

    Area of an octagon

    Perimeter of an octagon

Pentagon

    Area of a pentagon

    Perimeter of a pentagon

Pi

    Value of pi from a series of numbers 

Pyramid

    Volume of a pyramid

Rectangles

    Area of a rectangle

    Perimeter of a rectangle

Sine Law 

Spheres

    Volume of a sphere

    Area of the surface of a sphere

Squares

    Area of a square

    Diagonal of a square

    Perimeter of a square 

Tangent Law

Torque

Triangles

    Area of a triangle

    Cosine Law 

    Heron's Formula

    Perimeter of a triangle

    Pythagorean Theorem

    Sine Law

    Tangent Law