a = 10√2
α = 30o
β = 45o
α + β + γ = 180o
γ = 180o − α − β = 180 − 30 − 45 = 105o
| b | a | ||
= | |||
| sinβ | sinα |
| a*sinβ | 10√2*sin45o | 10√2* √22 | ||||
b = | = | = | = 20
| |||
| sinα | sin30o | 12 |
| c | b | ||
= | |||
| sinγ | sinβ |
| b*sinγ | 20*sin105o | |||
c = | = | sin105o = 0,9659
| ||
| sinβ | sin45o |
| 20*0,9659 | ||
c = | = 19,32√2 | |
| √22 |