Find the surface area of the regular pentagonal pyramid.

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asked Aug 27, 2018 133k views

1 Answer

Jordan Smith · Answer 1 · 2018-09-02T11:07:33+0000

Area of each side triangle is 1/2*8*15 = 60. There are 5 of them so the triangles have surface area 300. the pentagon's area 1/2*apothegm*sidelength*sides = 1/2*5.5*8*5 = 110. The total area is therefore 300+110 = 410

Find the surface area of the regular pentagonal pyramid.

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