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11-46.

prism, 13 by 12 by 7 inches, makes a  60 degree angle with the flat surface on which the prism is placed     Elliot has a modern fish tank that is in the shape of an oblique prism, shown at right.

  1. If the slant of the prism makes a angle with the flat surface on which the prism is placed, what is the volume of water the tank can hold? Assume that each base is a rectangle.

    Multiply the area of the base times the height. You can find the height by using the special properties of a - - right triangle.

  2. What is the volume of Elliot’s tank in gallons if one cubic foot of water equals gallons? Show your steps and work.

     gallons