The cost of decorating the circumference of a circular lawn of a house at the rateof Rs 55 per metre is Rs 6940. What is the radius of the lawn?

The cost of decorating the circumference of a circular lawn of a house at the rate
of Rs 55 per metre is Rs 6940. What is the radius of the lawn?

Matching exercise

Match the items on the right to the items on the left.

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