Question

in figure 6.29 , if AB II CD,CD II EF and and y:z = 3:7, find x.​

Answer 1

Answer:

x + y = y + z = 180°

Step-by-step explanation:

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Answer 2

Step-by-step explanation:

Let 3y and 7z

sum of vertically opposite angle is 180°

so, 3y+7y=180°

10y=180

y=18

3y=3*18=54

7z=7*18=126

x+y=180°(interior angles on the same side of transbersal are equal)

X+54=180

x=180-54

x=126°