Aright rectangular pyramid is shown. the height of the pyramid is 12 units. the length and width of the base are 6 units and 8 units, as shown. point f is the midpoint of line segment ab. point e is directly above the center of rectangle abcd.

The cone in the diagram has the same height and base area as the prism. what is the ratio of the volume of the cone to the volume of the prism? h hl base area-b base area =b volume of cone_1 volume of prism 2 volume of cone 1 volume of prism 3 volume of cone 2 volume of prism 3 oc. od. volume of cone volume of prism e. volume of cone volume of prism 3 2

If the ratio of sum of the first m and n terms of an ap is m2 : n2 , show that the ratio of its mth and nth terms is (2m − 1) : (2n − 1).

The cost of using a service is $0.25 per min. what equation correctly represents the total cost c, in dollars, for d days of use?