Circle R is shown. Line segments Q R and S R are radii. The length of Q R is 18. Sector Q R S is shaded.
The measure of central angle QRS is StartFraction 8 pi Over 9 EndFraction radians.

What is the area of the shaded sector?

36Pi units squared
72Pi units squared
144Pi units squared
324Pi units squared

Respuesta :

The answer is b

Answer my questions plz

The area of the sector in circle R is: C. 144Pi units squared

How to Find the Area of a Sector of a Circle?

Area of sector = (1/2) × r²θ.

Given the parameters:

  • θ = 8π/9
  • Radius (r) = 18

Plug in the values

Area of sector = (1/2) × (18²)(8π/9)

Area of sector = 144π units²

Learn more about the area of a sector on:

https://brainly.com/question/22972014

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