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### Theory

 1 Introduction to triginometric ratios 2 Reciprocals of basic triginometric ratios 3 Trigonometric ratios of 45° 4 Trigonometric ratios of 30° and 60° 5 Trigonometric ratios of 0° 6 Trigonometric ratios of 90° 7 Trigonometric ratios of complementary angles 8 Method of using trigonometric table 9 Mind map

### Textbook Questions

 1 Multiple choice questions I Difficulty: easy 4 2 Multiple choice questions II Difficulty: easy 3 3 Multiple choice questions III Difficulty: easy 3 4 Two mark example problems I Difficulty: easy 6 5 Two mark example problems II Difficulty: easy 8 6 Two mark example problems III Difficulty: easy 6 7 Two mark example problems IV Difficulty: easy 8 8 Two mark example problems V Difficulty: easy 6 9 Two mark example problems VI Difficulty: easy 8 10 Two mark example problems VII Difficulty: easy 4 11 Two mark exercise problems I Difficulty: easy 12 12 Two mark exercise problems II Difficulty: medium 6 13 Two mark exercise problems III Difficulty: medium 6 14 Two mark exercise problems IV Difficulty: medium 6 15 Two mark exercise problems V Difficulty: medium 6 16 Two mark exercise problems VI Difficulty: medium 6 17 Two mark exercise problems VII Difficulty: medium 6 18 Two mark exercise problems VIII Difficulty: medium 6 19 Two mark exercise problems IX Difficulty: medium 6 20 Two mark exercise problems X Difficulty: medium 4 21 Five mark example problems I Difficulty: medium 5 22 Five mark example problems II Difficulty: medium 5 23 Five mark example problems III Difficulty: medium 5 24 Five mark example problems IV Difficulty: hard 5 25 Five mark exercise problems I Difficulty: hard 5 26 Five mark exercise problems II Difficulty: hard 5 27 Five mark exercise problems III Difficulty: hard 10 28 Five mark exercise problems IV Difficulty: hard 10 29 Five mark exercise problems V Difficulty: hard 10 30 Five mark exercise problems VI Difficulty: hard 10 31 Five mark exercise problems VII Difficulty: hard 10

### Practice Questions

 1 Compute the ratios Difficulty: easy 3 2 Find the ratios from the figure Difficulty: easy 2 3 Evaluate the value Difficulty: easy 2 4 Find the value of the given expression Difficulty: easy 2 5 Find the complementary angle Difficulty: easy 2 6 Simplify the following Difficulty: easy 2 7 Find the angle 'A' Difficulty: easy 2 8 Find the value of tangent angle Difficulty: easy 2 9 Find the value of cosine angle Difficulty: easy 2 10 Find the given trigonometric ratio Difficulty: medium 5 11 Find the value of the expression Difficulty: medium 5 12 Find the value of sinθ Difficulty: medium 5 13 Determine the six trigonometric ratios Difficulty: medium 5 14 Catch me! Difficulty: medium 5 15 Find the length of the ladder Difficulty: medium 5 16 Simplify the expression Difficulty: medium 5 17 Evaluate the given expression Difficulty: medium 5 18 Simplify Difficulty: medium 5 19 Find the tree's height Difficulty: medium 5 20 Find the sum of the given angles Difficulty: medium 5 21 Find the angle measure Difficulty: medium 5 22 Choose the correct answer Difficulty: hard 5 23 Find the true relation Difficulty: hard 5 24 Match the columns Difficulty: hard 5 25 Find the trigonometric ratios Difficulty: hard 5 26 Choose the best answer Difficulty: hard 5 27 Find the distance Difficulty: hard 5 28 Find the area Difficulty: hard 5 29 Find the angle made by the tower Difficulty: hard 5

### Key Questions for School Exam Preparation

 1 Find the value Difficulty: easy 2 2 Determine the value of θ Difficulty: medium 2

### Teacher manual

 1 Methodical recommendation