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Find the length of an arc of a circle whose central angle is 135 and radius is 8 cm. Round your answer to the nearest tenth.

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Here, when someone asks a question, does he get the answer on time???
i need to know?

The whole circle would have a circumference of 16π cm
you want 135/360 or 3/8 of that

arc = (3/8)(16π) cm
= 6π cm

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