Class 10 Mathematics: Chapter-Wise PYQ Master Bank

Struggling with Geometry Proofs & Trigonometry "Prove That" Questions? Master 27 Marks Easily!

Geometry (15 Marks) and Trigonometry (12 Marks) are the two sections where Class 10 students lose the most marks. This specialized revision guide breaks down the exact theorems and identity questions that repeat almost every single year in the CBSE Board Exam.

✨ What’s Inside This Guide?

• Must-Know Theorem Proofs (Guaranteed 3–5 Marks): Full, easy-to-memorize proofs for Basic Proportionality Theorem (BPT / Thales Theorem) and the Equal Tangents Circle Theorem with neat diagrams.

• Trigonometry "Prove That" Identities: Step-by-step solutions to the toughest NCERT & Board repeated identity proofs, plus a handy 3-Step Exam Strategy for solving any unseen identity question.

• Heights & Distances Word Problems: Solved high-frequency elevation/depression problems (including the classic broken-tree and lighthouse questions).

• Most Repeated Circles & Triangles Riders: Includes the famous "Parallelogram circumscribing a circle is a rhombus" proof and concentric circle chord problems.

📌 Best For: Students who find Geometry proofs and Trigonometry identities difficult and want a quick, crystal-clear cheat sheet!