Find the value of a and b, given that pllq and r|ls
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Step-by-step explanation:
Correct option is
A
140
2a
∘
=80
∘
(Corresponding angles )
2a
∘
=80
∘
⇒a=
2
80
∘
=40
∘
b
∘
+80
∘
=180
∘
(Angles made on same side of transversal)
⇒b=180
∘
−80
∘
=100
∘
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