The radius of a circle is 21 cm, then find itscircumference?
Answer:
radius of the circle r =21 cm
circumference=2πr=2.22.21/7 cm
=2.22.3 cm
=132 cm
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Answer:
radius of the circle r =21 cm
circumference=2πr=2.22.21/7 cm
=2.22.3 cm
=132 cm