Circles Class 10 | Lecture - 01 Complete Chapter | CBSE , ICSE & UP Board | RISE 2026

Описание: 🎓 Welcome to Lecture 01 of “Circles” — one of the most scoring, easiest-to-master, and most repeated chapters in Class 10 Mathematics!

This chapter forms a major building block for Geometry, Coordinate Geometry, Mensuration, and advanced Maths used in Class 11–12, JEE, and Olympiads.

In this session, Ehtisham Khan (Founder & Head Faculty, MathSciNet Coaching Institute) teaches the Circles chapter from zero — in pure Kota-style concept clarity, with diagrams, logic-building, real-life visualization, and guaranteed Board-level mastery.
All this is 100% FREE under the RISE Batch on YouTube!

🔍 Complete Topics Covered in This Lecture:
✅ Introduction to Circles

• What is a Circle?
• Centre, Radius, Diameter
• Chord, Arc, Segment, Sector
• Circumference & Real-Life Applications
• Key Terminologies Needed for Board Exams

✅ Tangent to a Circle

• Meaning & Definition of Tangent
• Difference between Secant and Tangent
• Visual Understanding Using Real Models
• Important Properties of Tangent

✅ Theorems on Tangents

• Tangent at any point on a circle is perpendicular to the radius
• Length of Tangents drawn from an external point are equal
• Step-by-step proof with diagram visualization
• Why these theorems always come in board exams

✅ Number of Tangents from a Point

• 0, 1, or 2 Tangents – Detailed Explanation
• Interior Point, On the Circle, Exterior Point
• Real-life understanding with examples

✅ Properties of Circles

• Chord Properties
• Perpendicular Bisector of a Chord
• Equal Chords = Equal Distance from Centre
• Relationship between Radius, Chord & Perpendicular

✅ Important Results & Corollaries

• Tangent-Secant Related Properties
• Angle Between Radius & Tangent
• Quick Results to Solve MCQs Faster
• Board-specific results used in most PYQs

✅ NCERT Exercise Coverage (Fully Solved)

• Exercise 10.1 – Tangent Basics + Properties
• Exercise 10.2 – Tangent Theorems & Applications
• Extra Questions from Exemplar + PYQs
• Case-Based, Assertion-Reason & HOTS Questions

✅ Board-Focused Practice

• NCERT + Exemplar + PYQs Combined
• Most Expected 1 Mark, 2 Mark, 3–4 Mark Questions
• Tangent Length Problems (Guaranteed Questions)
• Diagram-Based Questions (Very Scoring)
• Last-Minute Smart Revision Tips

✅ Foundation for JEE / NTSE / Olympiads

• Tangent & Normal Concepts Extended
• Use of Circle Geometry in Coordinate Geometry
• Application of Tangent Theorem in JEE Geometry
• Mensuration & Circle Properties Linkage

🔥 Why This Class is a Must-Watch:

This lecture builds a crystal-clear understanding of Circles with Kota-style logic, visuals, and proofs.
Perfect for scoring FULL MARKS in CBSE Board Exams and strengthening concepts for higher mathematics.

Ehtisham Sir ensures clarity, speed & exam confidence — no memorizing, only pure understanding.

🧠 Best For:

✔ Class 10 – CBSE / ICSE / State Boards
✔ NTSE & Olympiad Aspirants
✔ JEE Foundation (Class 8–10)
✔ Class 9 Students Preparing Early
✔ Anyone who wants to master Circle Geometry

🎓 Faculty:

Ehtisham Khan
Founder & Head Faculty – MathSciNet Coaching Institute
🏆 Known for Kota-style clarity, unbeatable shortcuts, and high-results teaching.

📚 This Session Includes:

📝 NCERT + Exemplar + PYQs (Fully Solved)
📘 Kota-Style Notes
📊 DPP – Daily Practice Problems
📂 Board & Competitive-Level Problems
🧠 Homework + PDF Solutions

📢 Join RISE Batch – India’s Smartest FREE YouTube Course for Class 10 Boards + JEE Foundation!

🎯 No Fees. No Login. Just Pure Learning.

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