Question

Find the area of a sector of radius 7 cm and central angle is 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.

solution

Answer 2

Answer:

Area of sector is : 308....