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The pyramid shown has a square base that is 24 inches on each side. The slant height is 20 inches. What is the surface area of the pyramid?

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First, find the surface area of the square then find the surface area of one triangle and multiply it by 4 the add all the surface area of the square and the triangles together.
User Bronzehedwick
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1536 is the correct answer
User Alan Moore
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