Grade 7, Maths Olympiad (CBSE) - Circumference of Circle 

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Grade 7  |   Maths  |   Circumference of Circle, Perimeter and Area, Olympiad, CBSE, ICSE, SOF, ITO

Circumference of a circle: The perimeter of a circle is called the circumference of a circle.

Circumference of circle=2 X pie X r

Circumference of a semicircle = 22/7 * r + 2r


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