If the diameter of a circle is 4 cm then its circumference is
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3
Answer:
Diameter = 4cm
Radius = 4/2 = 2cm
Circumference of circle = 2πr = 2*22/7*2
= 12.57 cm² approx.
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Diameter = 4cm
radius = 2cm
Circumference of circle = 2πr
= 2×22/7×2
= 88/7
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