Which of the following statements is/are true when two straight lines intersect? I. Adjacent angles…

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Mathematics WAEC 1997

Which of the following statements is/are true when two straight lines intersect?
I. Adjacent angles are equal II. Vertically opposite angles are equal III. Adjacent angles are supplementary

  • II only
  • I and III only
  • II and III only checkmark
  • I, II and III
  • I and II

The correct answer is: C

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