Surface area of pyramids and cones answer key

Section 10.2 Surface Area of Pyramids and Cones

G.5.2  Given the formula, determine the lateral area, surface area, and volume of prisms, pyramids, spheres, cylinders, and cones;

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Surface area of pyramids and cones answer key

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Surface area of pyramids and cones answer key

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Surface area of pyramids and cones answer key

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Surface area of pyramids and cones answer key

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What is the formula for surface area of pyramids?

To find the surface area of a pyramid, we use the formula SA=B+12ps, where B is the area of the base, p is the perimeter of the base, and s is the slant height.

What is the formula for pyramids and cones?

The volume of a pyramid is given by V pyramid = A base ⋅ h 3 . Since the area of the base of a cone is π r 2 , the formula for the volume of a cone is V cone = π r 2 h 3 .

What is the surface area of the cone?

The surface area of a cone is equal to the curved surface area plus the area of the base: π r 2 + π L r , \pi r^2 + \pi L r, πr2+πLr, where r denotes the radius of the base of the cone, and L denotes the slant height of the cone.