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Find the midpoint of the chord intercepted on the line lx+my+n=0 by circle x2+y2=a2

Find the midpoint of the chord intercepted on the line lx+my+n=0 by circle x2+y2=a2

Grade:11

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
4 years ago
Dear student

Simplify eqn of circle as x= ± (a^2 – y^2)^0.5
Put the 2 values in eqn of line and find y and eventually x

two points thus obtained can be averaged for themidpoint of the chord

Regards

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