Question

IN FIGURE 2 , FIND THE VALUE OF x and y and THEN SHOW THAT AB || CD.??​

Answer 1

Answer:

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Answer 2

Answer:

Step-by-step explanation:

x, 50 together make the supplementary angles

x+50=180

x=130--------------(1)

y,130 are vertically opposite angles therefore they are equal

y=130------------------(2)

from (1),(2)

x=y

alternate interior angles are equal

so, AB II CD

Hence Proved

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