if the arcs of the same length in two circles subtended angles 75° and 120° at the centre, find the ratio of their radii
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nice question: thanks , your solution♂
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nice question: thanks , your solution♂
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angela94:
thank you for the answer
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Answer:We know that length of an arc is given by,
S = R*X , where X = angle subtended by the arc at center in degrees.
Using this,
S = A*60
S = B*75 ,
ratio of radii = A/B = 75/60 = 5/4
Step-by-step explanation:
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