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The ratio between area of two circles is 16 : 36. What will be the ratio of their radius? |
2 : 5 2 : 3 4 : 3 7 : 3 |
2 : 3 |
Ratio of Area = \(\pi \) (r1)2 : \(\pi \)(r2)2 = (r1)2 : (r2)2 ⇒ (r1)2 : (r2)2 = 16 : 36 ⇒ r1: r2= 4 : 6 Ratio of radius = 2 : 3 |
