In the diagram, PQR is straight line, ( m + n) = 120o and ( n…

Mathematics WAEC 2014

In the diagram, PQR is straight line, ( m + n) = 120o and ( n + r) = 100o. Find (m + r).

  • 110o
  • 120o
  • 140o checkmark
  • 160o

The correct answer is: C

Explanation

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