130 likes | 227 Views
Surface Area. Section 8.7. Prisms Pyramids. Example A. Find the surface area of this rectangular prism. Example C. Find the surface area of the cylinder. Investigation 1 Surface Area of a Regular Pyramid.
E N D
Surface Area Section 8.7
Example A • Find the surface area of this rectangular prism.
Example C • Find the surface area of the cylinder.
You can cut and unfold the surface of a regular pyramid into these shapes.
Investigation 2Surface area of a Cone • As the number of faces of a pyramid increases, it begins to look like a cone. You can think of the lateral surface area as many small triangles or as a sector of a circle.
Example C • Find the total surface area of the cone.