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3 years ago

Find the length of arc ac in terms of pi

1 answer:

3 0

=theta/360°×2pi ×r
theta=180-60=120°
r=24÷2=12

120/360 × 2 × 22/7 × 12=
1/3 × 2 × 22/7 × 12=
176/7=
25.14

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