In the diagram, PQRS is a parallelogram and ∠QRT = 30°. Find x

MATHEMATICS
WAEC 2005

In the diagram, PQRS is a parallelogram and ∠QRT = 30°. Find x

  • A. 95°
  • B. 100°
  • C. 120°
  • D. 150°

Correct Answer: D. 150°

Explanation

Since ?QRS = 180o - 30o = 150o and ?SPQ = ?QRS (theorem opp. angles in a parallelogram are equal) ? x = 150o



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