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Geo Formulas
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#Geometry formulas
Flashcards
17 cards
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Answers
1
Formula for Area of a triangle
A=1/2bh
A=ph
A=1/2(b1+b2)h
A=LWH
2
Volume of a sphere
V=πr2h
V=4πr2
V=4/3πr3
V=1/3πr2h
3
Point slope form of a line
√[(x2-x1)2+(y2-y1)2]
y=mx+b
(y2-y1)/(x2-x1)
y-y1=m(x-x1)
4
Formula for Surface Area of a Pyramid
A=Bh
A=2B+1/2H
A=B+1/2pl
A=B+2h
5
Volume of a cylinder
V=4/3πr3
V=1/3πr2h
V=πr2h
V=4πr2
6
Midpoint formula
y=mx+b
( (y2-y1)/2 , (x2-x1)/2 )
( (x2+x1)/2 , (y2+y1)/2 )
( (x2-x1) , (y2-y1) )
7
Formula for Surface Area of a Cylinder
A=2πr2+2πrh
A=πr2h
A=πr2+πh
A=2πr2
8
Slope of a line
y-y1=m(x-x1)
y=mx+b
(y2-y1)/(x2-x1)
√[(x2-x1)2+(y2-y1)2]
9
Volume of a cone
V=4πr2
V=πr2h
V=1/3πr2h
V=4/3πr3
10
Formula for Surface Area of a cone
A=lwh
A=πr2h
A=πr2+πrl
A=1/3πr2h
11
Surface Area of a sphere
A=4/3πr3
A=4πr2
A=1/3πr2h
A=πr2h
12
Slope intercept form of a line
√[(x2-x1)2+(y2-y1)2]
y=mx+b
(y2-y1)/(x2-x1)
y-y1=m(x-x1)
13
Distance Formula
(y2-y1)/(x2-x1)
y=mx+b
√[(x2-x1)2+(y2-y1)2]
y-y1=m(x-x1)
14
Formula for Surface Area of a Prism
A=4πr2
A=Bh
A=2B+ph
A=lwh
15
Formula for Area of a trapezoid
A=1/2bh
A=ph
A=1/2(b1+b2)h
A=LWH
16
Formula for Area of a circle
A=πLH
A=πr2
A=3.14(π-π)
A=2πr
17
Formula for volume of a pyramid
V=B+1/2pl
V=1/3Bh
V=πr2+πrh
V=Bh
