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Eight angles are formed when a transversal cuts two parallel lines. Take any one of them; call it A. Among the other seven angles, some equal A and the rest are supplementary to A.
How many of the other seven angles are EQUAL to A?

Class 7Transversal and Parallel LinesLines and Angles
  • A4
  • B2
  • C6
  • D3

Step-by-Step Solution

Of the 8 angles, 4 equal A (including A itself) and 4 are supplementary. Excluding A, 3 of the other seven equal A.
Answer: D) 3

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