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Does any body know the central angle for this?
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21 votes
Does any body know the central angle for this?

Does any body know the central angle for this?-example-1
User Sachin Rajput
by
8.3k points

1 Answer

7 votes

Answer:

220 degree

Explanation:

Given the radius=18cm , pi=3.14.. , area=198π

Area of a sector =∅×π×r²/360

or,198π=Θ×π×r²/360

or,Θ=360×198π/πr²

∴Θ=220°

User Dmcb
by
7.9k points
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