# In the given figure, AB || CD. If ∠CAB = 80° and ∠EFC = 25°, then ∠CEF = ?A. 65°B. 55°C. 45°D. 75°

AB || CD

BAC = DCF = 80o

ECF + DCF = 180o (linear pair of angles)

ECF =100o

Now in triangle CFE,

ECF + EFC + CEF = 180o

CEF = 180o 100o – 25o

=55o

Rate this question :

How useful is this solution?
We strive to provide quality solutions. Please rate us to serve you better.
Related Videos
NCERT | Angle Sum Property44 mins
Quiz | Lines and Angles40 mins
Quiz | Lines and Angles43 mins
Lines and Angles45 mins
Quiz | Lines and Angles45 mins
NCERT | Intersecting and Non Intersecting lines)41 mins
NCERT | Discussion on Lines And Angles45 mins
Quiz | Angle Sum Property of Triangle40 mins
Quiz | Imp. Qs. on Lines and Angles30 mins
NCERT | Lines and Angles Part - 142 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