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Mathematics

Grade9

Easy

Question

A circle with a circumference of 12 has an arc with a 330° central angle. What is the length of the arc?

22
33
44
11

hint Hint:

Arc length = ( $fraction numerator a n g l e blank o f blank a r c over denominator 360 end fraction$ ) × circumference

The correct answer is: 11

Arc length = ( $fraction numerator a n g l e blank o f blank a r c over denominator 360 end fraction$ ) × circumference
= ( $fraction numerator 330 over denominator 360 end fraction$ ) ×12 = 11

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