Class 9 Math All topics Circles
In the given figure, is the centre of circle and . Find the value of and .
Solution: 
It is given that is the centre of a circle and

We know that 

Reflex

By substituting the values

Reflex

By subtraction

Reflex

Consider ( reflex )

By substituting the value


So we get


We know that 


By substituting the values 


On further calculation 


By subtraction


Therefore, the value of is and is .

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Similar topics
introduction to trigonometry
functions
some applications of trigonometry
quadratic equations
surface areas and volumes
widgit image
Connecting you to a tutor in 60 seconds.
Get answers to your doubts.
play store logo
apple store logo
introduction to trigonometry
functions
some applications of trigonometry
quadratic equations
surface areas and volumes