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24 terms

Geo Formulas

For the sucky finals
STUDY
PLAY
Perimeter of Rectangle
P=2b +2h
Perimeter of Square
P=4s (side length)
Area of Rectangle & Parallelogram
A=bh
Area of Square
A=s^2
Area of Triangle
A=1/2bh
Area of Trapezoid
A=1/2(b1 + b2)h
Area of Rhombus & Kite
A=1/2(d1d2)
Area of Circle
A=πr^2
Regular polygon
A=1/2aP
Surface area of Prism
S= Ph + 2B
Surface area of Cube
S=6s^2
Surface area of Cylinder
S=2πrh + 2πr^2
Surface area of Pyramid
S=1/2Pl + B
Surface area of Cone
S= πrl + πr^2
Surface area of Sphere
S=4πr^2
Volume of Prism
V= Bh
Volume of Cube
V=s^2
Volume of Cylinder
V=πr^2h
Volume of Pyramid
V=1/3Bh
Volume of Cone
V=1/3πr^2h
Volume of Sphere
V=4/3πr^3
Sine
sinA= opposite leg/hypotenuse
Tangent
tanA= opposite leg/adjacent leg
Cosine
cosA= adjacent leg/hypotenuse