The circumference of a circle is 26.4 cm.Find the diameter.
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ANSWER :
Circumference = 2πr = 26.4
πr = 26.4/2 = 13.2
r = (13.2/22) × 7
r = 0.6 × 7 = 4.2
Therefore radius of the circle is 4.2 cm
Diameter = 2r = 2×4.2 = 8.4 cm
Diameter of the circle is 8.4 cm
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