Documents Philosophy of Maths Non-Euclidean Geometries. Two lines are parallel if they “go in the same...

Philosophy of Maths Philosophy of Maths Non-Euclidean Geometries Two lines are parallel if they “go in the same direction”. In Euclidean geometry, we often say they’re…

Documents Geometry Std 9 Maharashtra Ssc

Contents No. Topic Name Page No. 1 Lines and Angles 1 2 Triangles 34 3 Congruence of Triangles 66 4 Circle 104 5 Quadrilaterals 136 6 Co-ordinate Geometry 175 7 Geometric…

Documents Proof Techniques

Proof Techniques Proof Techniques 1 Some terminology Theorem: is a statement that can be shown to be true. Axioms (postulates): Statements that used in a proof and are assumed…