Trigonometric Ratios(I)

Overview

Solve problems involving use of sine cosine and tangent in right angled triangles Derive trigonometric ratios of special angles 30° degree, 45° degree, 60° degree Apply the use of trigonometric ratios of 45° 30° and 60° to solving problems without the use of calculating aids. Relate sine and cosine ratios to the unit circle Draw graphs of sine and cosine of angles Draw graphs of sine and cosine of angles

Lesson details

Class: SS1
Subject: Mathematics
Theme: Geometry
Duration: 30:12

What you'll learn

Trigonometric ratio of
- Angle 30°
- Angle 45°
- Angle 60°
Application of trigonometric ratios of special angles to simple problems
Trigonometric ratios related to the unit circle
Graphs of sine and cosines
Graphs of sine and cosines
Basic trigonometric Ratios
- sine
- cosine
- tangent with
Respect to right Angled triangles

Other lessons

Trigonometric Ratios(II) SS1 · Mathematics
Quadratic Equation: Using Graph SS1 · Mathematics
Quadratic Equation: Completing The Square Method (II) SS1 · Mathematics
Quadratic Equation: Using Factorization Method SS1 · Mathematics

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