a driveway with dimensions 20ft length x 12 ft width x 4in depth. 12 in = 1 ft, 3 ft = 1 yd.
a concrete pad is needed to extend a driveway. the dimensions are given on the diagram. to the nearest cubic yard, how much concrete should be ordered? a. 3 cubic yd. b. 27 cubic yd. c. 80 cubic yd. d. 230 cubic yd. e. 960 cubic yd.