Question

Find the area of a circular ring whose inner and Outer radii are 10 cm and 11cm respectively

Answer 1

Answer:

66 cm^2.

Please check the attached image for

Step-by-step explanation:

Answer 2

Answer -

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• A race track is in the form of a ring whose inner and outer circumference are 352 metre and 396 metre respectively. Find the width of the.

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