Surface area of cones and pyramids

Copy down the formula: Pyramid: perimeter of base L.A. = ½Pl S.A. = L.A. + B P Area of base Slant height B l What is the surface area of the pyramid? What is the lateral area of the pyramid? 4cm 6cm 8cm What is the perimeter of the base? What is the slant height? What is the area of the base? cm cm cm ^{2}cm cm ^{2}^{2}What is the surface area of the pyramid? What is the lateral area of the pyramid? 5cm 7cm 10cm What is the perimeter of the base? What is the slant height? What is the area of the base? cm cm cm ^{2}cm cm ^{2}^{2}What is the surface area of the pyramid? What is the lateral area of the pyramid? 6in 4in 12in What is the perimeter of the base? What is the slant height? What is the area of the base? in in in ^{2}in ^{2}in ^{2}s represents the slant height(some people use l for slant height) h represents height of cone = 5cmCopy down the formula r represents radius of circle L.A. = πrs S.A. = L.A. + B B = πr ^{2}= 5cm=7cm What is the surface areaof the cone? Round to the nearest tenth and use 3.14159 for pi What is the radius? What is the slant height?: cm cm cm ^{2}= 7cm=10cm What is the surface areaof the cone? Round to the nearest tenth and use 3.14159 for pi What is the radius? What is the slant height?: cm cm cm ^{2} |

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