Class 10 Maths (Ex 16A Q19) Area of Circle,Sector & Segment (RS Aggarwal 2019)

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Q19. In a circle of radius 10.5 cm, the minor arc is one-fifth of the major arc. Find the area of the sector corresponding to the major arc.

Chapter 16 : Area of Circle,Sector and Segment (RS Agarwal 2019)

(Solutions of Exercise 16A)
Rani Sati Classes
Class 10 Maths By Mukesh Agarwal
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Sir formula of major arc is 2pier-2piertheta/360.
Then how did you equate it.
I could not understand please clear my doubt

kiyotakaayanokoji
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Sir why u have not used formula for major sector ....Plzzz clear my doubt sir

debanshukumar
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But formula of major sector is pier^2-theta by 360 *pier^2

overthinker