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20 terms

Natalie's Geometry

STUDY
PLAY
area of a square
a=s²
area of rectangle and parallelogram
a=(b)(h)
area of triangle
a=1/2(b)(h)
area of trapeziod
a=1/2 h(b1 + b2)
area of rhombus and kite
a=1/2 (d1)(d2)
area of a circle
a=π r²
area of sec
Θ/360 (π r²)
circumference of a circle
2πr or πd
arc length
Θ/360 (2πr or πd)
area of regular polygons
a= 1/2 (b)(h)(n)
probability
a/b
Eulers theorem
F+V=E+2
prisms
S=2B+Ph
Cylinders
S= 2πr²+ 2πrh
cones
S=πr² + πrL
volume of prism
V=(b)(h)
volume of cylinder
V=πr²h
volume of pyramid
v=1/3(bh)
volume of cone
V=1/3(πr²h)
surface area of sphere
S=4πr²