Area, Circumference, volume
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Area of a circle
πr
^{2}
Area of a Triangle
½bh
1/2 base x height
base x height
2
Circumference of a whole circle
πd
2πr
Length of an arc
2πr x angle
^{o }
Perimeter of a triangle
perimeter = a + b + c
Perimeter of a Equilateral triangle
All sides are the same length
perimeter = 3a
Perimeter of a Isosceles Triangle
Two sides are identical, opposite identical size angles.
Card Set Information
Author:
Gengold
ID:
54619
Filename:
Area, Circumference, volume
Updated:
2010-12-09 19:01:13
Tags:
circles triangles
Folders:
Description:
circles and triangles
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