Question

what is solid angle in simple language?​

Answer 1

Answer:

A solid angle is a 3D angular volume that is defined analogously to the definition of a plane angle in two dimensions. ... A solid angle, ω, made up of all the lines from a closed curve meeting at a vertex, is defined by the surface area of a sphere subtended by the lines and by the radius of that sphere

Answer 2

Answer:

a solid is a state of matter which has definite shape fixed  volume

Explanation:

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