Please help. I have no clue what to do.
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Answer:
Ang. 3+ang2=180 ( linear pair)
ang2=180-81
ang. 2=99°
similarly ang 3 and ang 4 make linear psir and ang 2 and ang 1 make linear pair.
Thus u can find.
Hope it helpful to u
ananyachaudharyjii:
11th
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