chapter 2 geometry
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Last updated 4:37 AM on 9/21/22
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17 Terms
1
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(x,y) to (y,-x)
270 degree rotation
2
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(x,y) to (-x,y)
reflection on the y axis
3
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(x,y) to (x+a , y+b)
translation
4
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Vertical angles
2 intersecting lines
5
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(x,y) to (x,-y)
reflection on the x axis
6
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(x,y) to (-x,-y)
180 degree rotation
7
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(x,y) to (-y,x)
90 degree rotation
8
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Adjacent angles
common vertex and common side. no common end point
9
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Linear Pair
angles that form a line. opposite rays. sum of angles is 180 degrees
10
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S=1/2 P𝓁 + B
Surface area for a Right regular pyramid.
11
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S=2πrh + 2πr^2
Surface area of a cylinder
12
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S=πr𝓁+πr^2
Surface area of a cone
13
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S=4πr^2
Surface area of a sphere
14
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V = 4/3 πr^3
Volume of a sphere
15
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V=1/3 πr^2 h
Volume of a cone
16
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V=πr^2 h
volume of a cylinder
17
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V=1/3 Bh
Volume of a pyramid
