3 years ago

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

Mathematics

1 answer:

svp [43]3 years ago

8 0

Answer:

Step-by-step explanation:

In any circle the following ratios are always equal.

$\frac{arc}{circumference}$ = $\frac{centralangle}{360}$ , thus

$\frac{48}{circum}$ = $\frac{60}{360}$ = $\frac{1}{6}$ ( cross- multiply )

circumference = 6 × 48 = 288 cm → C

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