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Radians & Degrees

Radians & Degrees

Defining the radian measure of the angle as the constant of proportionality and converting the measure of angles from degrees to radians and vice versa.

Mapped to CCSS Section# HSG.C.B.5

Derive using similarity the fact that the length of the arc intercepted by an angle is proportional to the radius, and define the radian measure of the angle as the constant of proportionality; derive the formula for the area of a sector.