- A2
- B0
- C1
- D3
Step-by-Step Solution
Playfair's axiom: through a point not on a line, exactly one parallel line can be drawn.
Answer: C) 1
Playfair's axiom, an equivalent of Euclid's fifth postulate, states: through a point not on a given line, there passes exactly how many lines parallel to it?
Class 9Euclid's PostulatesGeometry — Foundations
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