Find the total surface area of a triangular pyramid if the perimeter is 30 feet, the slant height is 12 and the base is 43.5ft

asked Dec 9, 2019 138k views

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I think just calculate 43.5+0.5×30×12.... Hope that helpssssss:))) you should know the equation for regualar pyramid.

Austin Pocus answered Dec 14, 2019

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