Arithmetic Ability
Area

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Q.

The difference between circumference and semidiameter of a circle is 37 cm. What is the diameter of the circle ?

View Answer

Correct choice: D

Explanation:

circumference of a circle = 2πr => 2 × 22/7 × r – r = 37 => 37/7 × r = 37 => r = 7 cm. Diameter D = 2r = 7×2 = 14 cm.
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