The area of sector of radius 28cm is 308cm².Find the angle of its arc.
Answers
Answered by
0
Answer:
follow me and thank my 10 answers
Explanation:
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.
Answered by
2
given r=28 and area of sector =308
28*28*22/7*∅/360 =308
we get ∅=45°
Similar questions