A rectangle with length n is inscribed in a circle of radius 9. Find an expression for the area of the rectangle in terms of n.

Asequence of numbers begins with 12 and progresses geometrically. each number is the previous number divided by 2. which value can be used as the common ratio in an explicit formula that represents the sequence? 1/2 2 6 12

What line represents the relationship between r and s

Which equation can be used to determine the reference angle, r, if 0=7 pi/12?