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Geom Formulas
geometry formulas for MATH 140
title | equation |
---|---|
volume of a sphere | (4/3)pi*r^3 |
surface area of a sphere | 4pi*r^2 |
Pythagorean theorem | a^2 + b^2 = c^2 |
rule of similar triangles | a'/a = b'/b = c'/c |
area of a rectangle | lw |
perimeter of a rectangle | 2l + 2w |
volume of a rectangular prism | lwh |
surface area of a rectangular prism | 2lw + 2lh + 2wh |
volume of a pyramid (rectangular base) | (1/3)lwh |
area of a triangle | (1/2)ba |
volume of a triangular prism | (1/2)bah |
volume of a pyramid (triangular base) | (1/3)(1/2)bah |
area of a circle | pi*r^2 |
circumference | 2pi*r |
diameter | 2r |
volume of a cylinder | pi*r^2*h |
surface area of a cylinder | 2pi*r^2 + 2pi*rh |
volume of a cone | (1/3)pi*r^2*h |