If θ is the exterior angle of a regular polygon of n sides and α is – InterviewSolution

1.	If θ is the exterior angle of a regular polygon of n sides and α is constant, then find the value of sin α + sin (α+θ) + sin (α+2θ) . . . . . up to n terms __
Answer» If $θ$ is the exterior angle of a regular polygon of n sides and $α$ is constant, then find the value of sin $α$ + sin $(α + θ)$ + sin $(α + 2 θ)$ . . . . . up to n terms __

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