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\(A = \pi r^2\)

\(C = 2 \pi r\)

\(A = l w\)

\(A = \frac{1}{2} b h\)

\(a^2 = b^2 + c^2\)

Special Right Triangle

\(V = l w h\)

\(V = \pi r^2 h\)

\(V = \frac{4}{3} \pi r^3\)

\(V = \frac{1}{3} \pi r^2 h\)

\(V = \frac{1}{3} l w h\)

The number of degrees of arc in a circle is 360.
The number of radians of arc in a circle is 2𝝅.
The sum of the measures in degrees of the angles of a triangle is 180.

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