find the ratio between the circumference of two circles whose radi are in the ratio 2:3
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LET the radius of two circle be 2x and 3x
Circumference of a circle = 2PIA r
Circumference of first circle
2×pia×2x
4x×pia
Circumference of second circle
2×pia×3x
6x×pia
Ratio of circumference of two circle.......
4x × pia /6x × pia
cut x to x and cut pia to pia
4/6=2/3
=2:3 ANSWER
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