Find the circumference of a circle with radius, r = 19.5m. Give your answer in terms of pie

1 answer:

Ainat [17]3 years ago

6 0

Answer:

39π cm

Step-by-step explanation:

The circumference (C) of a circle is calculated as

C = 2πr ( r is the radius )

Here r = 19.5, thus

C = 2π × 19.5 = 39π cm

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