Q7. If the difference between the circumference and diameter of a circle is 30cm, then
find the radius of the circle.
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0
Answer:
2πr-2r=30
=)2r×22/7-2r=30
=)44r/7-2r=30
=)44r-14r=30×7
=)30r=210
=)r=70
Answered by
4
Answer:
Radius of the circle = 7cm (ans)
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