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Get Answers to all your Questions
1. 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.
Answers (1)
Circumference of 1st circle is given :
And circumference of 2nd circle is :
Thus, the circumference of the new circle is
or
or
Hence, the radius of the new circle is 28 cm.
View full answer
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