Question

30. In the figure. O is the centre of the circle What is the measure of LACB
(a) 45
C
(b) 60
(c) 700
(d) 90​

Answer 1

Answer:

Step-by-step explanation:

Angles in the same segment are equal, so,

∠CBE=∠DAE=25  

o

 

In △ADE,

∠DAE=25  

o

, ∠DEA=60  

o

⇒∠ADE=180−25−60=95  

o

 

⇒∠ADB=95  

o

 

So option B is the right answer.