![]() A cone was formed by rolling a thin sheet of metal in the form of a sector of a circle with diameter 72 cm 72\text.\ _\square A = π L r = π ( 8 9 ) ( 5 ) = 5 π 8 9 . Children can then be capable of calculating the volume and the surface area of spheres, cylinders, cubes, triangle prism, pyramids, rectangular prism, cones. This calculator computes the surface area of a number of common shapes, including sphere, cone, cube, cylinder, capsule, cap, conical frustum, and more. ![]()
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