Find the diameter of the circle whose circumference is equal to the
sim of the circumference of the circle with radius 6cm , 10cm and 15 cm
respectively
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Answer:
Step-by-step explanation: Let d be the required diameter, then radius of the circle
2 d
It is given that,2π 2 d
=2π(10)+2π(12)+2π(18)
⇒2π(2 d )=2π(10+12+18)
⇒ 2 d =40
⇒d=80cm.
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