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The length of arcXY is 48cm. What is the circumference of circle Z?

The length of arcXY is 48cm. What is the circumference of circle Z?-example-1

1 Answer

4 votes

Answer:

C

Explanation:

In any circle the following ratios are always equal.


(arc)/(circumference) =
(centralangle)/(360) , thus


(48)/(circum) =
(60)/(360) =
(1)/(6) ( cross- multiply )

circumference = 6 × 48 = 288 cm → C

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