Warm Up. Difference between a prism and a pyramid.

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Presentation transcript:

Warm Up

Difference between a prism and a pyramid

Pyramid, altitude, slant height

Height & Slant height

Lateral area

Find L.A. and S.A. using a net Square Pyramid Answer: 85 m²

Lateral and Surface Areas of a Pyramid

Finding the Surface Area of a Pyramid

Finding the Lateral Area of a Pyramid

Homework P712: 1, 2, 5, 6, 10, 12, 14,28

Cone

Theorem 11-4

Finding the Surface Area of a Cone How is this different from finding the surface area of a pyramid?*

Finding the Lateral Area of a Cone

Practice* Find the Lateral and Surface Area of each cone.

Homework P713: 16-19, 21-23