Question

Find the values of Xandy in the following figures 30 110° (iv) ( 00 SALE 2010 TRIANGLE AND PRINt​

Answer 1

Answer:

x+50∘=180∘ (Linear pair)

⇒x=130∘

Also, y=130∘ (Vertically opposite) 

Now, x=y=130∘ (Alternate interior angles)

Alternate interior angles are equal.

∴AB∥CD.

Step-by-step explanation:

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