In figure 6.29, if AB is parallel to CD, CD parallel to EF and y: z is equal to 3:7 ,find x I

In figure 6.29, if AB is parallel to CD, CD parallel to EF and y: z is equal to 3:7 ,find x I

Class 9 I Lines and Angles I Ex 6.2 I Chapter 6 I Question 2 Maths I NCERT I CBSEI @brainosolutions