Editing Euclidean Geometry (section)

== <span style="color: #FFFFFF;">Analyzing</span> ==
{| class="wikitable"
|+ Euclidean vs. Non-Euclidean Space
! Feature !! Euclidean (Flat) !! Non-Euclidean (Curved)
|-
| Surface || Flat (like paper) || Curved (like a ball or saddle)
|-
| Parallel Lines || Never meet || Can cross or diverge
|-
| Triangle Sum || Exactly 180° || Greater or less than 180°
|-
| Analogy || A 'Tabletop' || The 'Earth's Surface'
|}

'''The Concept of "Self-Evidence"''': For 2,000 years, people thought Euclid's axioms were "Obviously True." Analyzing why the 5th Postulate (Parallel lines) felt "less obvious" than the others led to the discovery of entirely new universes of math in the 1800s.
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