N0TE : Pls answer/respond correctly .

Problem :
The total surface area of a sphere is described as for its shadow, can you prove this statement using this figures?

Kindly check the picture

• a circle can be unwrapped to form a triangle. a circle that has a radius r can unwrapped into a right triangle with a base of [tex] \sf {2 \pi r}[/tex]
and the height equal to the radius .

what figure can be formed if you try to assemble this right triangle what will be your formula to find the total surface area of a sphere. explain your answer .

​​