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Sir/madam, how to prove that equation of a straight line joining s and r on circle x²+y²=a² are xcos(s+r/2)+ysin(s+r/2)=acos(s-r/2) where a is the radius of the circle.also give the theory part behind it because I didn't find the explanation anywhere.

Sumukh M Lohit , 8 Years ago
Grade 11
anser 1 Answers
Saurabh Koranglekar

Last Activity: 4 Years ago

Dear student

s and r are points or angles

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