AI Tutor

Premium Lesson

Upgrade to unlock this lesson, practice questions, and your personal tutor.

This lesson is part of a track

Public learning track

Trigonometric Ratios in Right-Angled Triangles

9th Grade · Math · Australian Curriculum

7 lessons

Goal

Recognise the constancy of the sine, cosine and tangent ratios for a given angle in right-angled triangles using properties of similarity.

7 lessons
0 of 7 done
  1. Understanding Sine as a RatioUp next
  2. Understanding Cosine as a RatioNot started yet
  3. Understanding Tangent as a RatioNot started yet
  4. Proving Constancy of Trig Ratios Using SimilarityNot started yet
  5. Finding Exact Values of Trigonometric RatiosNot started yet
  6. Using Trigonometric Tables and a CalculatorYou are here
  7. Applying Constancy of Trig Ratios to Solve ProblemsNot started yet
View full track

Learning standards covered

auAC9M9SP01Australian Curriculum (v9) · Math · 9th Grade

recognise the constancy of the sine, cosine and tangent ratios for a given angle in right-angled triangles using properties of similarity

Open Global Standard:OGM.10.TRG.1
GlobalOGM.10.TRG.1