Question

in the given figure find the value of a and b and then AB//CD ​

Answer 1

Step-by-step explanation:

∠a=180° - 50° (as they make a linear pair)

∴, a=130°

∠b = 130° (it is alternate interior angle to ∠a)

∴, ∠b = 130°

Hope it helps you;

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