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The radius of a circle is 4 centimeters. What is the length of a 45° arc?

450
r=4 cm
Give the exact answer in simplest form.
centimeters

1 Answer

4 votes

Answer:

201cm

Explanation:

length of arc=∅/360×Πd

=45/360×3.142×8cm

=201.088cm

round off=201

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