ICSE Class 10 · Mathematics · Unit 3
Geometry
Unit 3 of the ICSE Class 10 Mathematics syllabus. This chapter covers the five geometry topics: Similarity, Loci, Circles, Tangents and Intersecting Chords and Constructions. Choose a resource below to start revising and practising.
Chapter Notes
Exam-focused notes for all five topics with theorems, solved examples, common mistakes and tips.
ViewKey Concepts & Definitions
Important concepts and definitions explained clearly.
Coming soonPractice Paper
Practice questions and worksheets with a full answer key and model solutions.
ViewQuiz (MCQs)
A one-at-a-time interactive quiz with instant scoring and explanations.
ViewChapter Test
A timed chapter test with results, answers and worked solutions.
ViewFive Topics in This Unit
1. Similarity
Similar triangles, ratio of areas and the angle-bisector theorem.
2. Loci
Constructing and identifying simple loci.
3. Circles
Angle properties, cyclic quadrilaterals and arcs.
4. Tangents and Intersecting Chords
Tangent properties and chord products.
5. Constructions
Circumcircle, incircle and tangents to a circle.