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Mathematics 21 Online
OpenStudy (anonymous):

Will fan and medal! What is the surface area of the prism? A. 164 yd B. 204 yd C. 240 yd D. 300 yd

OpenStudy (anonymous):

@AloneS

OpenStudy (sand-lock53):

the formula for any triangular prism is bh+2ls+lb b=area of the base l=length h=height

OpenStudy (sand-lock53):

If that doesn't make sense to you, then try area of three rectangles + area of the two triangles in this case it would be (13*8) + (5*8) + (12*8) for the rectangles and (12*5)/2 for the triangles then add the answer todether

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