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18 terms

Common Geometry Formulas

STUDY
PLAY
Circumference of a circle
C=2(πradius) or C=π
Area of a square
A=side²
Area of a rectangle
A=length*width
Area of a parallelogram
A=base*height
Area of a triangle
A=1/2(base*height)
Area of a trapezoid
A=1/2h(b1+b2)
Area of a circle
A=πr²
Surface area of a cube
S=6s²
Surface area of a rectangular prism
S=2(lengthwidth)+2(lengthheight)+2(height*width)
Surface area of a cylinder
S=2[(π*radius)height]
Volume of a cube
V=s³
Volume of a prism
V=Baseheight or V=lengthwidth*height
Volume of a cylinder
V=Baseheight or V=(π*radius)²*height
Volume of a pyramid
V=⅓(Base*height)
Volume of a cone
Volume = ¹/₃({π*radius}²)height
Pythagorean Theorem
a²+b²= c²
Fahrenheit to Celsius
C = 5/9 (F-32)
Celsius to Fahrenheit
F= 9/5 (C+32)