Page 227 - Mathematics_Form_Two

Chapter name

5. Bearing 16 42′ 17. 23.43m
=
°
PQ = 31.1m 18. 117.62m
6.
°
7. θ = 47 10′ 19. 75.3 m
8. 1.81cm

9. 40.5 cm Revision exercise 8
FOR ONLINE READING ONLY
10. (a) 187.8 m
1. (a) 0.8660
(b) 353.9 m (b) 0.8788
°
11. θ = 33 33′ (c) tan63 48' 0.323≈ Mathematics for Secondary Schools

12. (a) 4.4 m
(b) 4.1 m 2. (a) y = 42 6′
°
13. h = 8.8m, x = 10.5m, y = 11.2m (b) y ≈ 75 12′
°
(c) y = 29 48′
°
Exercise 8�6
°
1. 33 1′ 3. (a) a = 29 54′
°
(b) x = 3cm
2. 63 26′
°
4. 2.41 cm
3. 13.49m
5. 3 3 ≈ 5.2m
4. 27.98m 6. 32m

5. 22.61m 7. 535m
6. 58.56m, 138.6m 8. 28.56m
9. 47m
7. 10.14m
10. 23 m
8. 22.52m 11. (a) h =12.61 m

°
9. 28.7m/min (b) p = 10.97, m = 33 16′
°
10. 16.78m (c) a = 10.59 cm, n = 56 42′

11. 121.24m (d) m = 17.43cm, r = 14.28cm,
x = 50°
12. 64 19′
°
(e) q = 23.32cm, t = 22.21cm
13. 71.63m
12. (a) 24.31m
14. 6.31m
(b) 9.82 m
15. 5.71°
(c) 15 8′
°
16. 135.81m
(d) 37.63

221
Student's Book Form Two

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MATHEMATIC F2 v5.indd 221 11/10/2024 20:15:16
MATHEMATIC F2 v5.indd 221