Introduction to Trigonometry


Videos


Similar vs Different Shapes

140

Similar vs Different Shapes

140

Similar vs Different Shapes

140

More on Similarity

283

More on Similarity

283

More on Similarity

283

Similar Triangles

207

Similar Triangles

207

Similar Triangles

207

Ratios in Right Triangles Part 1

222

Ratios in Right Triangles Part 1

222

Ratios in Right Triangles Part 1

222

Opposite & Adjacent Sides

167

Opposite & Adjacent Sides

167

Opposite & Adjacent Sides

167

Opposite & Adjacent Sides

167

Naming the Ratios

164

Naming the Ratios

164

Naming the Ratios

164

Naming the Ratios

164

Trigonometric Relations

109

Trigonometric Relations

109

Trigonometric Relations

109

Trigonometric Relations

109

Visualisation Using a Unit Circle

384

Visualisation Using a Unit Circle

384

Visualisation Using a Unit Circle

384

For Zero and 45 Degrees

367

Multiples of 30

457

Standard Values

235

Variation of Ratios

326

Variation of Ratios

326

Complementary Ratios

343

Complementary Ratios

343

Squares of Sin and Cos

331

Squares of Tan and Sec

109

Squares of Cot and Cosec

180

Summary

388

Solution for Tan and Cot

130

Solution For "Cos and Tan"

150

Solution For "Is This True?"

111

Solution For "Sines and Cosines"

141

True or False?

192

Solution For "A and B"

101

Uncommon Angles

296

A+B

147

Solution For "Evaluate"

125

Solution For "Simplify This"

95

Identities!

424

Values of Ratios

294

Values of Ratios

294

Values of Ratios

294

Find the Other Ratios

484

Find the Other Ratios

484

Find the Other Ratios

484

Standard Values

223

Find A and B

237

Complementary Angles

207

Complementary Angles

207

Trigonometric Identities(Complementary Angles)

557

Trigonometric Identities(Complementary Angles)

557

cosec^2(theta) - cot^2(theta) = 1

533

sec^2 theta - tan^2theta = 1

483

sec^2 theta - tan^2theta = 1 (2)

488

Finding trigonometric ratios

138

Finding trigonometric ratios

138

Finding trigonometric ratios

138

Trigonometric Ratios of Specific Angles

189

Pythagoras' Story

337

The Right Triangle

193

Trigonometric Ratios of Specific Angles

267

Exercise 8.2- Q2_1

125

Question2_8.2.2.1

90

q2_8.1.4

533

q4_8.4.5.6

226

q5_8.4.5.9

192

Pythagoras_Theorem

206

Recall Video_Introduction to Trigonometry_Trigonometric Ratios

311