The angle of a sector of circle of diameter 8cm is 135degree. find the area of the sector
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⇒ Here, r=8cm and θ=135
o
⇒ Area of the sector =
360
o
θ
(πr
2
)
Where, θ is angle subtended at a center.
πr
2
is area of a circle.
∴ Area of the sector =
360
o
135
o
×π×(8)
2
∴ Area of the sector =24πcm
2
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