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(ii) cos A cos C - sin A sin C 36. If 1A...

(ii) cos A cos C - sin A sin C 36. If 1A and B is the acute angle, where cos A = cos B, then show that ZA = ZB. Whose angle in 47APOR Is a right angle. PR + OR = 25 cm and PQ = 5 cm. sinp

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