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Areas Related to Circles – Exercise 12.1 – Class 10

The radii of two circles are 19 cm and 9 cm respectively. Find the radius of the circle which has circumference equal to the sum of the circumferences of the two circles. Solution: Radius (r1) of 1st circle = 19 cm Radius (r2) or 2nd circle = 9 cm Let the radius of 3rd circle… Continue reading Areas Related to Circles – Exercise 12.1 – Class 10