Class 9 Maths › Unit-wise tests
Class 9 Geometry Unit Tests
Euclid and constructions, lines and angles, congruence and converses, quadrilaterals and symmetry, and circle theorems.
69 teaching periods in the supplied syllabus; this is not examination mark weightage.
Scope
- Geometry in ancient India, Egypt and Greece
- Definitions, axioms and five Euclidean postulates
- Square construction and Sulbasutra reasoning
- Rays and angle classification
- Parallel lines, transitivity and transversal angles
- Linear pairs, their converse and vertical angles
- Triangle rigidity and practical uses
- SAS, SSS, ASA, AAS, RHS and vertex correspondence
- Isosceles triangle properties
- Propositions, converses, counterexamples and contradiction
- SSA ambiguity and valid special cases
- Precise quadrilateral definition and parallelogram characterisations
- Midpoint theorem and converse
- Median concurrency and 2:1 division
- Midpoint quadrilateral theorem
- Reflection, rotation and central symmetry
- Quadrilateral tiling and manipulation
- Circle terms, applications and cultural motifs
- Circumcircle, uniqueness and circumcentre location
- Chords, bisectors and distance from centre
- Central and inscribed angles, segments and semicircles
- Cyclic quadrilaterals and converse
Choose a paper
Written proofs, constructions and case responses require self- or teacher assessment; MCQs are automatically scored.