Discussion

Explanation:

Let us draw a line through C parallel to AB.

​​​​​​​

Now,∠BCL + ∠ABC = 180°
⇒ ∠BCL = 180° - 120° = 60°

Similarly,∠MCD + ∠CDE = 180°
⇒ ∠MCD = 180° - 100° = 80°

Now, ∠BCL + x + ∠MCD = 180°
⇒ x = 180° - 60° - 80° = 40°

Hence, 40.

» Your doubt will be displayed only after approval.


Doubts


Feedback

Help us build a Free and Comprehensive Preparation portal for various competitive exams by providing us your valuable feedback about Apti4All and how it can be improved.


© 2024 | All Rights Reserved | Apti4All