to find the approximate value of π take a wire of length 11 cm ,22 cm and 33 cm each.make a circle from the wire.Measure the diameter and complete the following table
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Circle No. Circumference (c) Diameter (d) Ratio of (c) to (d) i. 11 cm ii. 22 cm iii. 33 cm Verify that the ratio of circumference to the diameter of a circle is approximately 7–√22
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