Which of the following are geometric sequences? Check all that apply. A. 1, 2, 4, 8, 16, 32 B. 2, -2, 2, -2, 2, -2, 2 C. 1, 4, 9, 16, 25, 36, 49 D. 10, 5, 2.5, 1.25, 0.625, 0.3125 *If anyone wants free points it’s A. 1, 2, 4, 8, 16, 32 B. 2, -2, 2, -2, 2, -2, 2 D. 10, 5, 2.5, 1.25, 0.625, 0.3125*

The two cylinders are similar. if the ratio of their surface areas is 9/1.44 find the volume of each cylinder. round your answer to the nearest hundredth. a. small cylinder: 152.00 m3 large cylinder: 950.02 m3 b. small cylinder: 972.14 m3 large cylinder: 12,924.24 m3 c. small cylinder: 851.22 m3 large cylinder: 13,300.25 m3 d. small cylinder: 682.95 m3 large cylinder: 13,539.68 m3

Adecorative window is made up of a rectangle with semicircles at either end. the ratio of ad to ab is 3: 2 and ab is 30 inches. what is the ratio of the area of the rectangle to the combined area of the semicircles? possible answers: a. 2: 3 b. 3: 2 c. 6: π d. 9: π e. 30: π

He ! a group of farmers planned to clean 80 acres of wheat per day to finish the work on schedule. right before the work started, they received a new piece of machinery that them clean 10 more acres per day than originally planned. as a result of increased productivity in the last day before the deadline they only had to clean 30 acres. how many acres of wheat did the group of farmers have to clean?