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Geometry

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Finding the Surface Area of a Hexagonal Pyramid

GEOM-SXSYRJ

What is the surface area of a regular hexagonal pyramid with faces that are isosceles triangles whose edge length is twice the length of its base? (see the picture below)

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A

$103.342 in^2$

B

$124.708 in^2$

C

$134.521 in^2$

D

$137.570 in^2$