Q. 114.6( 10 Votes )

In the given figure, AB ||CD. Find the value of x.


Answer :


Given AB||CD


Therefore, BAC + ACD = 180°


75° + ACD = 180°


ACD = 105°_________________ (i)


ACD = ECF = 105°[Opposite angles]


In triangle CEF,


CEF + EFC + FCE = 180°


x + 30° + 105° = 180°


x + 135° = 180°


x = 45°

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 PropertyNCERT | Angle Sum PropertyNCERT | Angle Sum Property44 mins
Quiz | Lines and AnglesQuiz | Lines and AnglesQuiz | Lines and Angles40 mins
Quiz | Lines and AnglesQuiz | Lines and AnglesQuiz | Lines and Angles43 mins
Lines and AnglesLines and AnglesLines and Angles45 mins
Quiz | Lines and AnglesQuiz | Lines and AnglesQuiz | Lines and Angles45 mins
NCERT | Intersecting and Non Intersecting lines)NCERT | Intersecting and Non Intersecting lines)NCERT | Intersecting and Non Intersecting lines)41 mins
NCERT | Discussion on Lines And AnglesNCERT | Discussion on Lines And AnglesNCERT | Discussion on Lines And Angles45 mins
Quiz | Angle Sum Property of TriangleQuiz | Angle Sum Property of TriangleQuiz | Angle Sum Property of Triangle40 mins
Quiz | Imp. Qs. on Lines and AnglesQuiz | Imp. Qs. on Lines and AnglesQuiz | Imp. Qs. on Lines and Angles30 mins
NCERT | Lines and Angles Part - 1NCERT | Lines and Angles Part - 1NCERT | 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
caricature
view all courses