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Find the length of AB.ÁB = [ ? ]m80°8 mBRound your answer to the nearest hundredth.

Find the length of AB.ÁB = [ ? ]m80°8 mBRound your answer to the nearest hundredth-example-1
User Bamboo
by
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1 Answer

4 votes

To find the segment AB you have to use the formula


S=\text{ }(\theta)/(180)\pi R

S is the the arch, in this case segment AB

θ is the central angle θ=80º

R is the radius R=8m

I'll use π= 3.14


S=(80)/(180)\cdot3.14\cdot8

S= 11.164 ≅ 11.2m

User Thomas Song
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