- AAlgebra
- BNon-Euclidean geometry
- CTrigonometry
- DProbability
Step-by-Step Solution
Attempts to prove the fifth postulate from the others failed, and this led to the development of non-Euclidean geometries.
Answer: B) Non-Euclidean geometry
Don't just memorise the answer — build a daily practice habit.
Practice 5 Similar Questions Free →All Euclid's Postulates practice questions