Prove that the angle subtended by an arc of a circle at the centre is double the angle subtended by it at any point on the remaining part of the circle
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Sorry for the cancellations in the answer but yeah hope it helps...
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Step-by-step explanation:
3 pens and 5 pencils cost
14 rupees. . what will be the cost of 12 pens and 20 pencils
(a) rupees 42. (b) rupees 56
(c) rupees 70. (d) rupees 112
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