In the diagram, PQ||RS and angles are as shown. Find x

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Mathematics WAEC 1994

In the diagram, PQ||RS and angles are as shown. Find x

  • 145o
  • 150o
  • 155o
  • 160o
  • 165o checkmark

The correct answer is: E

Explanation

Join PR to a pentagon
90 + 90 + 140 + 55 + x = 540o
x = 165o

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