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GRE Geometry
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Area
height × width
Volume
height × width × depth
Perimeter of a square
s + s + s + s = 4s
Area of a square
s × s = s²
Perimeter of a rectangle
w + l + w + l = 2w + 2l
Area of a rectangle
l × w
Volume of a rectangle
= Length × Width × Height = l × w × h
Perimeter of a circle
2 × pi × r
Area of a circle
A = pi r²
Volume of a cylinder
[Area of circle] × Height = pi × r² × h
The volume of a sphere
4/3 pi × r ³
Perimeter of a triangle
a + b + c
Area of a triangle
½ Base × Height
Midpoint formula
x1+x2/2 , y1+y2/2
slope
m - y2-y1 / x2-x1
Distance between 2 lines formula
square root of (x2-x1)2 + (y2-y1)2
The Point slope formula
The equation of a line passing through two
points in the coordinate plane can be expressed by the point-slope formula:
(y – y1) = m(x – x1)
Author:
amsolis729
ID:
131637
Card Set:
GRE Geometry
Updated:
2012-01-30 11:55:01
Tags:
GRE math geometry
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Description:
GRE Geometry
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