12-3 Surface Areas of Pyramids and Cones - Collierville Schools

Find the lateral area and surface area of each regular pyramid. Round to the nearest tenth if necessary. 62/87,21 The lateral area L of a regular pyramid is , where LV WKH VODQW KHLJKW DQG P is the perimeter of the base. Here, the base is a square of side 16 cm and the slant height is 12 cm. So, the lateral area of the pyramid is 384 cm2. ................
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