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a
Destinee is jogging on a circular track that has a radius
of 79 feet. She runs along the track from point R to
point distance of 126 feet. Find to the nearest
degree, the measure of arc RN.

Suppose that the price p (in dollars) and the weekly sales x (in thousands of units) of a certain commodity satisfy the demand equation 4p cubedplusx squaredequals38 comma 400. determine the rate at which sales are changing at a time when xequals80, pequals20, and the price is falling at the rate of $.20 per week.

The trigonometric ratios sine and secant are reciprocals of each other

The radius of the earth is two times the radius of the moon. what fraction of the volume of the earth is the volume of the moon?