Ch 12 Formulas (Pi symbol= π <--copy and paste this)
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Rotation 180 degrees ccw
(-x,-y)
Reflection over y-axis
(-x,y)
Reflection over the line y=-x
(-y,-x)
Rotation 90 degrees ccw
(-y,x)
Translation(vectors)(x,y)
(x+a,y+b)
Reflection over x-axis
(x,-y)
Rotation 360 degrees ccw
(x,y)
Rotation 270 degrees ccw
(y,-x)
Reflection over the line y=x
(y,x)
Regular Polygon
1/2aP
Area of Kite
1/2d1*d2
Area of Trapezoid
1/2h(b1+b2)
Pyramid Volume
1/3Bh
Cone Volume
1/3πr^2h
Prism Surface Area
2B+Ph
Circumference
2πr
Cylinder Surface Area
2πr^2+2πrh
Sphere Volume
4/3πr^3
Sphere Surface Area
4πr^2
Pyramid Surface Area
B+1/2Pl
Prism Volume
Bh
Geometric Mean
a/x=x/b
Arc Length
arc/360*πr^2
Scale Factor
new/old
Area of Circle
πr^2
Cone Surface Area
πr^2+πrl
Cylinder Volume
πr^2h
