|
1. (i) |
(a) b |
(b) a |
(c) c |
|
(ii) |
(a) 6 |
(b) 7 |
(c) 8 |
|
(iii) |
(a) 3 |
(b) p |
(c) 5 |
|
2 |
(a) 1.804 |
(b) 0.9114 |
(c) 0.9991 |
|
(d) 30.0° |
(e) 67.5° |
(f) 66.9° |
|
|
3 |
(a) 2.4 |
(b) 6.1 |
(c) 21.6 |
|
(d) 53.1° |
(e) 36.4° |
(f) 10.6 |
(g) g = 58.3° , m = 11.3, k = 13.3
(h) h = 6.1, n = 50.4°, p = 39.6°
4. 27.4 metres (to 3 sig.fig.)
5. Short side = 75 metres
6. 33.6°
7. 3.4 m (to 2 sig. fig.)
