Perpendicular distance from the origin to the line joining the points (a \cos \theta, a \sin \theta),(a \cos ϕ, a \sin ϕ) is

Correct Answer is : acos(θ−ϕ2)

{ a\cos } ( { \\theta - \ϕ }/ { 2 } )

4 { a\cos } ( { \\theta - \ϕ }/ { 2 } )

{ a\cos } ( { \\theta + \ϕ }/ { 2 } )

AP and TS EAMCET Engineering Model Paper 8

Question : 44 of 160

Marks: +1, -0

Perpendicular distance from the origin to the line joining the points
(a‌cos‌θ,a‌sin‌θ),(a‌cos‌ϕ,a‌sin‌ϕ) is

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