10-4 Surface Areas of Pyramids

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Presentation transcript:

10-4 Surface Areas of Pyramids Objective – Find the surface area of pyramids and cones.

Pyramids Slant Height Height Pyramid Pyramid

Theorem 10-3 Lateral Area and Surface Area of a Regular Pyramid Base Perimeter Slant Height B Surface Area Lateral Area Base Area

#1 Finding Surface Area of a Pyramid Find the surface area of a square pyramid with base edges 5 m and slant height 3 m.

#2 Finding Surface Area of a Pyramid Find the surface area of a regular hexagonal pyramid with a slant height 20 in and sides 8 in.

#3 Finding Surface Area of a Pyramid Find the lateral area of a regular hexagonal pyramid. l

Assignment Page 540 #1-11; 25-27