UPSKILL MATH PLUS

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### Theory

 1 Introduction 2 Problems involving angle of elevation 3 Problems involving angle of depression

### Practice Questions

 1 Determine the length of the ramp Difficulty: easy 3 2 Find the length of the ladder Difficulty: easy 3 3 Determine the angle of elevation Difficulty: easy 3 4 Find the distance of the ball from the line directly beneath the balloon Difficulty: easy 3 5 Determine the angle of depression Difficulty: easy 3 6 Find the height of the tower Difficulty: medium 4 7 Determine the actual height of the tree Difficulty: medium 4 8 Find the width of the river Difficulty: medium 4 9 Find the height of the flag post Difficulty: medium 4 10 Which lizard will catch its prey? Difficulty: medium 4 11 Determine the distance between the two ships Difficulty: medium 4 12 Find the distance travelled by the boy Difficulty: medium 4 13 Find the height of the pedestal Difficulty: medium 4 14 Calculate the distance between the two jet planes Difficulty: medium 4 15 Determine the height of the hill Difficulty: medium 4 16 Determine the distance that the dog moved Difficulty: medium 4 17 Find the height of the building and the distance of the car from the buildings Difficulty: hard 6 18 Find the height of the mountain Difficulty: hard 4 19 Calculate the altitude of the eagle Difficulty: hard 5 20 Choose the correct choice for the given statements Difficulty: hard 5 21 Case study:Applications of trigonometry Difficulty: hard 5 22 Determine the altitude of the helicopter Difficulty: hard 5 23 Calculate the time taken by the vehicle to reach the building Difficulty: hard 5 24 Find the distance of the kite from the person Difficulty: hard 5 25 Determine the height of the balloon Difficulty: hard 5

### Tests

 1 Training test I Difficulty: easy 12 2 Training test II Difficulty: medium 15 3 Training test III Difficulty: hard 16

### Teacher manual

 1 Methodical recommendation