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80° r=9 What is the length of the indicated arc? ​

80° r=9 What is the length of the indicated arc? ​
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80° r=9 What is the length of the indicated arc? ​

80° r=9 What is the length of the indicated arc? ​-example-1
asked
User Kartikmohta
by
8.4k points

1 Answer

1 vote
s= r(theta)

s= (9) 80(pi/180)

s= (9) (4pi/9)
s = 4pi

so your third option 4pi is correct :)

answered
User Rodmentou
by
8.0k points
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