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3 circle of radii 1,2 and 3 and centers at A, B and C respectively, touch each other. Another circle whose centre is P touches all these 3 circles externally and has radius r. Also angle PAB=theta & angle PAC = alpha the radius is equal to

3 circle of radii 1,2 and 3 and centers at A, B and C respectively, touch each other. Another circle whose centre is P touches all these 3 circles externally and has radius r. Also angle PAB=theta & angle PAC = alpha the radius is equal to

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Grade:11

1 Answers

Saurabh Koranglekar
askIITians Faculty 10335 Points
4 years ago
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