jerry7612 jerry7612

24-05-2021
Mathematics

contestada

Find the surface area of a triangular pyramid.

Find the surface area of a triangular pyramid class=

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bamboola1 bamboola1

24-05-2021

Answer:

91in^2

Step-by-step explanation:

SA of base = 7x7 = 49in^2

SA of each triangle = 1/2 x 7 x 3 = 10.5in^2

SA of all 4 triangles = 10.5 x 4 = 42in^2

SA Total = 49 + 42.= 91inch^2

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