Question

Find the area of sector of a circle of radius 28 cm and central angle 45

Answer 1

ANSWER:

Sector (OAPBO) of a circle is given whose

radius(r)=28cm

and central angle (θ)=45

∘

∴ Area of sector (A)=

360

∘

πr

2

θ

=

7

22

×

360

∘

28×28×45

∘

⇒ Area of sector =308cm

2

is the required area.

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