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Mathematics 7 Online
OpenStudy (anonymous):

The surface area of this pyramid is one hundred eighty-nine square centimeters. The area of the square base is forty-nine square centimeters. What is the area of one triangular face of the lateral surface? Show the steps of your solution and explain your work.

OpenStudy (anonymous):

OpenStudy (anonymous):

and can u explain why?

OpenStudy (anonymous):

break it down and look at it this way: |dw:1406558559894:dw| One side (triangle) would therefore be?

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