To the nearest tenth, what is the area of a sector of a circle of radius of 9 if the central angle is 50 degrees? 35.3 15.8 1.3 70.7

Mathematics · High School · Sun Jan 24 2021

Answered on

Formula:

Area of a Sector of Circle = (θ/360º) × πr2

We have,  

θ = 50°

And, r = 9

So, Area of sector of circle = (50°/360°) × 22/7 × 9²

=  (50°/360°) × 22/7 × 81

= 35.3