Answer 4.2:1
From Förberedande kurs i matematik 1
| a) | \displaystyle x=13\cdot\tan {27 ^\circ} \approx 6{,}62 | b) | \displaystyle x=25\cdot\cos {32 ^\circ} \approx 21{,}2 |
| c) | \displaystyle x=\displaystyle\frac{14}{\tan {40 ^\circ}} \approx 16{,}7 | d) | \displaystyle x=\displaystyle\frac{16}{\cos {20 ^\circ}} \approx 17{,}0 |
| e) | \displaystyle x=\displaystyle\frac{11}{\sin {35 ^\circ}} \approx 19{,}2 | f) | \displaystyle x=\displaystyle\frac{19}{\tan {50 ^\circ}} \approx 15{,}9 |
