Introduction to Euclid Geometry — Maths STD 9 — Question
Gujarat BoardEnglish MediumSTD 9MathsIntroduction to Euclid Geometry1 Mark
MCQ
Euclid’s fifth postulate implies the existence of:
A
Perpendicular lines.
✓
Parallel lines.
C
Intersecting lines.
D
None of these.
✓
Answer
Correct option: B.
Parallel lines.
According to Euclid's fifth postulate, if a straight line falling on two straight lines makes the interior angles on the same side of it taken together less than two right angles, then the two straight lines, if produced indefinitely, meet on that side on which the sum of angles is less than two right angles.
Need a full question paper?
Generate a complete, print-ready paper with questions like this in minutes — across 16+ boards, with answer keys.