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Mathematics 18 Online
OpenStudy (anonymous):

The bottom shape is a cube with base edges of 24 yards. The top shape is a right pyramid with a height of 5 yards. What is the surface area of this composite figure?

OpenStudy (anonymous):

OpenStudy (mertsj):

The cube has 5 faces. Each face is 24 by 24 so the area of the cube is 5(24)(24)=2880 The top is 4 triangles and the total area of all four of them is given by the formula 2(s)l where s is the base and l is the slant height which we will have to find. Are you with me so far?

OpenStudy (mertsj):

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