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Area: Square
(length of) Side^{2}
a=l^{2} where l= length of a side

(length of) Side^{2}
Formula: a=l^{2} where l= length of a side
Area: Square

Area:Rectangle
Length X Width

Length X Width
Area:Rectangle

Area: Parallelogram
Base X Height

Base X Height
Area: Parallelogram

Area: Triangle
1/2 X Base X Height
Formula: a=1/2 bh

1/2 X Base X Height
Area: Triangle

Area: Trapezoid
1/2 X (Base_{1} + Base_{2}) X Height
Formula: a=1/2(b_{1}+b_{2})h

1/2 X (Base_{1} + Base_{2}) X Height
Area: Trapezoid

Area: Circle
pi X radius ^{2}; pi = ~3.14
Formula: a=r^{2}

pi X radius^{2}; pi = ~3.14
Area: Circle

Perimeter: Square
4 X (length of) Side

4 X (length of) Side
Perimeter: Square

Perimeter: Rectangle
2 X Length + 2 X Width

2 X Length + 2 X Width
Perimeter: Rectangle

Perimeter: Triangle
(length of) Side_{1} + Side_{2} + Side_{3}

(length of) Side_{1} + Side_{2} + Side_{3}
Perimeter: Triangle

Circumference (of a circle)
pi X diameter; pi = ~3.14
Formula: C=d

pi X diameter; pi = ~3.14
Circumference (of a circle)

Volume: Cube
(length of) Edge^{3}

(length of) Edge^{3}
Volume: Cube

Volume: Rectangular Solid
Length X Width X Height

Length X Width X Height
Volume: Rectangular Solid

Volume: Square Pyramid
1/3 (length of base edge)^{3} X Height
Formula: v=1/3 l^{3}h

1/3 (length of base edge)^{3} X Height
Volume: Square Pyramid

Volume: Cylinder
pi X radius ^{2} X Height; pi = ~3.14
Formula: v=r^{2}h

pi X radius^{2} X Height; pi = ~3.14
Volume: Cylinder

Volume: Cone
1/3 X pi X radius ^{2} X Height; pi = ~3.14
Formula: v= r^{2}h

1/3 X pi X radius^{2} X Height; pi = ~3.14
Volume: Cone

Coordinate Geometry: Distance Between Points

 where (x_{1}, y_{1}) and (x_{2} and y_{2}) are two points in a plane

where (x _{1}, y _{1}) and (x _{2} and y _{2}) are two points in a plane
Coordinate Geometry: Distance Between Points

Coordinate Geometry: Slope of a Line

 where (x_{1} , y_{1}) and (x_{2} , y_{2}) are two points on a line

where (x _{1} , y _{1}) and (x _{2} , y _{2}) are two points on a line
Coordinate Geometry: Slope of a Line

Pythagorean Relationship
(Pythagorean's Theorem):
 a^{2} + b^{2} = c^{2 }
 where a and b are legs of a right triangle and c is the hypotenuse (side opposite the 90 degree angle)

a^{2} + b^{2} = c^{2}
where a and b are legs of a right triangle and c is the hypotenuse (side opposite the 90 degree angle)
Pythagorean Relationship (Pythagorean's Theorem):

