Given C(4, 3) and D(-4, -3) are two points on a circle, centered at the origin. Given that CD is a diameter of the circle?

a) Find the radius of the circle.

b) State the equation of the circle

At a sand and gravel plant, sand is falling off a conveyor and onto a conical pile at a rate of 16 cubic feet per minute. the diameter of the base of the cone is approximately three times the altitude. at what rate is the height of the pile changing when the pile is 12 feet high? (hint: the formula for the volume of a cone is v = 1 3 πr2h.)

"princess tower" in dubai is considered the world's tallest residential building, towering to 1 0 1 101 floors! t ( n ) t(n) models the number of tenants living on floor n n of the tower. what does the statement t ( 2 0 ) = t ( c ) t(20)=t(c) mean?

1. find the area of the unshaded square 2. find the area of the large square 3. what is the area of the frame represented by the shaded region show