Question

find angle BAC in the given fig. if pq //rs​

Answer 1

HOPE THIS HELPS YOU....

Answer 2

Answer:

<BAC=43°

Step-by-step explanation:

<PAB=<CBA=87° (alternate int. angles)

<ACS+<ACB=180° (linear pair)

<ACB=180°-130°

<ACB=50°

In ∆ABC ,

<ABC+<ACB+<BAC=180° (angle sum property)

87°+50°+<BAC=180°

<BAC=180°-137°

<BAC=43°

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