Math, asked by taranpreetkaur3, 1 year ago

plz ans this I will mark you brainiest

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Answers

Answered by arunbanuganesh090
2

Answer:

Step-by-step explanation:

now

∠PAB = ∠ABC = 87

BECAUSE THESE ARE ALTERNATIVE ANGLES

NOW ∠ACS + ∠ACB = 180

             ∠ACB + 130 = 180

              ∠ACB = 50

NOW IN ΔABC

∠ACB + ∠ABC  + BAC = 180

87 + 50 + ∠BAC = 180

∠BAC  + 137 = 180

∠BAC = 180 -137

∠BAC = 43

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Answered by sanju914
1

Step-by-step explanation:

angle pac = angle acs {alternate int angles}

so

  1. 87 degree + angle bac = 130 deree
  2. angle bac =130-87
  • so angle is equal to 43 degrees
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