Trigonometry Worksheets

# 14 a 40 a 61 cm c 6 cm 20 a 60 a 508 cm c

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Unformatted text preview: a2 or cos A = 2 bc 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. Given a c A b C Given b = 2 cm a = 4 cm b = 7 cm a = 5 cm a = 6 cm a = 3 cm a = 4 cm a = 12 cm b = 3.5 cm a = 7.8 cm a = 10.2 cm a = 7.4 cm a = 8 cm c = 3 cm b = 6 cm c = 9 cm c = 8 cm b = 7 cm b = 5 cm b = 2 cm b = 5 cm c = 4.7 cm c = 5.3 cm b = 6.4 cm b = 9.6 cm b = 10 cm 14. Given a = 4.8 cm b = 7.1 cm c = 5.5 cm 15. 16. Given a = 8.5 cm a = 17.1 cm b = 13.2 cm b = 28.6 cm 17. The goal-posts in football are 7.32 metres apart. A ball is placed on the ground 8 metres from one goal-post and 6 metres from the other. Within what angle must the ball be kicked along the ground in order to score? 18. Two people start walking from the same place at the same time. They are walking on level ground. One walks at 4 kilometres an hour going due North, and the other walks at a speed of 3.5 kilometres an hour going North-east. After 3 hours, how far apart will they be? 19. The principal 'legs' of a step-ladder are usually of two different length...
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