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Not in formula booklet
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volume of a cylinder
V = πr²h
surface area of a cylinder
A = 2πrh +2πr²
volume of a sphere
V = 4/3Ď€rÂł
surface area of a hemisphere
A = 2πr²
axis of symmetry (quad models)
-b/2a OR (x1 + x2)/2
vertex = max or min
vertex with coordinates = (x1 + x2)/2, f(x1 + x2)/2