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9.2 Surface Area of Pyramids
11/30/16
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Pyramid Base is a polygon and sides are triangles meeting at a point
Regular pyramid: a pyramid whose base is a regular polygon (all sides and angles are congruent)
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Pyramid Parts b: Base- the side length of the base
h: Height- the distance from the center of the pyramid to its apex (top vertex) s: Slant Height- the distance from the apex to the center of the side of the base
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Surface Area of Pyramids
Add up the area of the base and the lateral faces
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Example 1 Find the surface area of this square pyramid.
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Example 2 Find the surface area of this regular triangular pyramid.
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Example 3 Find the surface area of the composite solid. Assume that the bottom of the base is a square.
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