# In the given figu

Given: OAB = 40°

Consider ΔAOB

Here,

OBA = OAB = 40° (angles opposite to equal sides are equal)

By angle sum property

OBA + OAB + AOB = 180°

40° + 40° + AOB = 180°

AOB = 180° — 40° — 40° = 100°

We know that,

AOB = 2× ACB

AOB = ACB

×100° = ACB

ACB = 50°

∴∠ACB = 50°

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
IMP Qs Related with Circles For Boards44 mins
Arc of Circle And Related IMP Qs40 mins
Chords Of Circles42 mins
IMP Theorems And Their Application43 mins
Circles- All kinds of Questions36 mins
Try our Mini CourseMaster Important Topics in 7 DaysLearn from IITians, NITians, Doctors & Academic Experts
Dedicated counsellor for each student
24X7 Doubt Resolution
Daily Report Card
Detailed Performance Evaluation
view all courses
RELATED QUESTIONS :

In the given figuRS Aggarwal & V Aggarwal - Mathematics

In Fig. 16.121, iRD Sharma - Mathematics

If ABC is RD Sharma - Mathematics

The chord of a ciRD Sharma - Mathematics