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0
Answer:
3 ==40'
2==140
Step-by-step explanation:
ANS HOW ARE YOU
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4
Answer:
∠2=140
∠3=
Step-by-step explanation:
∠L and ∠2 are linear pair
=>∠L+∠2=180°
=>40+∠2=180°
=>∠2=180°-40°
=>∠2=140°
∠2 and ∠3 are also Linear Pair
∠2+∠3=180°
=>140°+∠3=180°
=>∠3=180°-140°
=>∠3=40°
(or)
∠L and ∠3 are vertically opposite angles
So,∠L=∠3=40°
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