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
llm
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