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Find the area of the sector if the radius is 12 cm and with an angle of 134°.(a) 158.38 cm(b) 168.00 cm(c) 167.38 cm(d) 168.38 cmI had been asked this question by my school teacher while I was bunking the class.The doubt is from Area of Sector and Segment of a Circle topic in section Area Related to Circles of Mathematics – Class 10 |
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Answer» CORRECT answer is (d) 168.38 cm To explain I would say: The area of the sector = \(\frac {X^{\circ }}{360^{\circ }}\) × πr^2 = \(\frac {134^{\circ }}{360^{\circ }} \TIMES \frac {22}{7}\) × 12^2 = 168.38 cm |
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