8/18/2019 Derajaat MER'3

1/2

Sin α = Cos α’ =15

√ 15 2 + 4 2= 0,966

Cos α = Sin α’ =

4√ 241

= 0,257

Sin β = Cos β’ =4,8

√ 4.8 2+ 3 2= 0,847

Cos β = Sin β’ =3

√ 32,04 = 0,847

Sin γ = Cos γ’ =5.6

√ 5 .6 2 + 3 2= 0,881

Cos γ = Sin γ’ =3

√ 5.6 2 + 3 2= 0, 472

Sin a = Cos a’ =6.4

√ 6.4 2+ 3 2= 0,905

Cos a = Sin a’ =3

√ 6.4 2+ 3 2= 0,424

8/18/2019 Derajaat MER'3

2/2

Sin b = Cos b’ =7.2

√ 7.2 2 + 3 2= 0,923

Cos b = Sin b’ =3

√ 7.2 2 + 3 2= 0,384

Sin c = Cos c’ =

8

√ 82

+

32

= 0,936

Cos c = Sin c’ =3

√ 8 2 + 3 2= 0,311