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12.3 Surface Area of Pyramids and cones

12.3 Surface Area of Pyramids and cones. Essential Question: How do you find the surface area of a regular pyramid?. Terms to Know. Pyramid: Height of the pyramid: Regular pyramid: Slant height:. Surface Area of a Pyramid. Surface Area of a Pyramid = . Example 1:.

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12.3 Surface Area of Pyramids and cones

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  1. 12.3 Surface Area of Pyramids and cones • Essential Question: How do you find the surface area of a regular pyramid?

  2. Terms to Know • Pyramid: • Height of the pyramid: • Regular pyramid: • Slant height:

  3. Surface Area of a Pyramid • Surface Area of a Pyramid =

  4. Example 1: • Find the surface area of the pyramids.

  5. Example 2 • Find the surface area of the regular hexagonal pyramid

  6. Cone Right Cone • A cone has a ___________________________ • The radius of the base ______________________ • The height is the __________________________ • The Lateral surface of a cone _______________________________________________________________________________________________________________

  7. Surface Area of a Cone

  8. Example 3

  9. Example 3 Continues…

  10. Homework: Page 814-815: # 3, 5, 7, 10 – 14 all.

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