ABCD is a parallelogram find 1) < ABO 2) – InterviewSolution

1.

ABCD is a parallelogram find 1) < ABO 2)

Answer»

∠ABO=

∠ODC=

∠ACB=

∠CBD=

Step-by-step EXPLANATION:

∠AOB=65° [V.O.A]

In ΔAOB,

∠OAB+∠ABO+∠AOB=180°[A.S.P]

35°+∠ABO+65°=180°

100°+∠ABO=180°

∠ABO=80°

∠C=35°[ALTERNATE ANGLES]

In ΔODC,

65°+35°+∠ODC=180°[A.S.P]

∠ODC=80°

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