The surface area of the sphere is equal to 4 circles of the same radius. Surface area of a sphere. Image gallery Skip image gallery. Image caption, Click to see a step-by-step slideshow.

Surface Area and Volume of Sphere. Here, Radius = r. Sphere Surface Area Formula. ... Que 1: Find the lateral surface area of a cylinder with a base radius of 10 cm and height 20 cm.

The surface area of a sphere is the same as the curved surface area of a right circular cylinder whose height and diameter are 12 cm each. Find the radius of the sphere. Q2.