10.4: 13, 16, 20
14.4: 14, 17, 18
17.4: 12, 14, 16
23.4: 13, 15, 16
24.4: Pisteen etäisyys suorasta 3, 10
30.4: 11, 14, 16
5.5: 12, 14, 16
8.5: 10, 13
12.5: 13, 15, 18
14.5: 12, 13, 15