Circles


Videos


Battle with the Axes

122

Common Tangents of Two Circles

132

Lengths of Common Tangents

317

A circle touching one axis and intercepting the other

236

A circle touching just one axis

160

A circle centered on an axis

103

Common tangents

95

Analysis of Advanced Paper

145

When the circle intersects the axes-1

174

When the circle intersects the axes-2

157

Orthogonal Circles

198

Circles and a parabola

390

Tangents and Chords

162

All about chords-1

125

All about chords-2

207

Common chord

135

Two circles with perpendicular tangents

180

Two circles with perpendicular tangents-2

204

Parametric form

396

Revisiting tangents and chords

229

Analysis of Main Paper

131

1048996

695

1049026

1004

3329350

162

1308780

291

3329321

169

3329324

106

1311384

314

1315867

295

1318574

358

1318575

430

1318577

244

1318581

505

3382181

542

1318599

438

3366577

224

3382186

379

1318608

209

1318612

203

1318614

195

1318616

182

1318617

431

1320288

621

1320290

653

1320513

277

1320516

338

1320517

273

1320519

768

1320521

215

1320522

286

1320529

738

3418202

121

Circle Circle Everywhere

419

Equation of Circle: Using Centre and Radius

205

Standard Form of Circle

183

General Equation of Circle

503

Conditions For Circle

314

Nature of Circle

278

Circle Passing Through 3 Non-Collinear Points

519

Diametric Form of a Circle

407

Parametric Form of a Circle

433

X - Intercept Made by a Circle

323

Interaction of X - axis and Circle

84

Interaction of X - axis and Circle

25

Y - Intercept Made by a Circle

160

Interaction of Y - axis and Circle

120

Interaction of Y - axis and Circle

20

Circle With Centre on X - axis and Passing Through Origin

228

Circle With Centre on Y - axis and Passing Through Origin

149

Circle Touching the X - axis

235

Circle Touching the Y - axis

103

Circle Touching Both Axes

85

Circles With Intercepts and Passing Through Origin

431

Circles With Intercepts and Not Passing Through Origin

180

Circles With Intercepts and Not Passing Through Origin

31

Circles With Intercept on X - axis and Touching Y-axis

238

Circles With Intercept on Y - axis and Touching X-axis

170

Condition for a Point Lying Outside the Circle

451

Condition for a Point Lying On Or Inside the Circle

126

Optimal Distances from a Point

682

Optimal Distances from a Point on the Circle

125

Interaction of a Line With a Circle

192

Equation of Tangent to a Circle: Point Form

600

Equation of Tangent to a Circle: Parametric Form

340

Equation of Tangent to a Circle: Slope Form

689

Important Results on Tangent to a Circle

376

Pair of Tangents to a Circle

261

Length of Tangent

430

Length of Chord of Contact

197

Power of a Point

80

Director Circle

609

Equation of Chord Bisected at a Given Point

352

DCT and TCT

150

Circles Touching Externally

178

Circles Touching Internally

180

Intersecting Circles

189

Non-Intersecting Circles

173

Equation and Length of D.C.T

506

Equation and Length of T.C.T

99

Angle of Intersection of Two Circles

581

Equation of Radical Axis

325

Slope of Radical Axis

77

Radical Axis for Circles Touching Externally

175

Radical Axis for Intersecting Circles

138

Radical Axis & Common Tangents

436

Property of Radical Axis - I

138

Property of Radical Axis - II

155

Property of Radical Axis - III

113

Locus of Radical Axis

322

Radical Centre

164

Radical Circle

230

Equation of Family of Two Circles

520

Equation of Family of Circle and a Line

474

Family of Circles Passing Through Two Points

213

Family of Circles from Circle, Line and Point

186

Equation of Circle Circumscribing a Polygon

369

Equation of Chord of Contact

143

Length of Chord Bisected at a Given Point

407

Summary

23