Difference between solid and plane angle??

1.	Difference between solid and plane angle??
Answer» Plane Angle : Angle form between two rays.Solid Angle : Angle made in a solid when a part is removed from solid plane angle : It usually refers to an angle in 2 dimensional figure like square, triangle, circle etc .solid angle: It refers to an angle in 3 dimensional figure like cube,cuboid,sphere etc.

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