Zusammenfassung Berechnung an Dreiecken

78




C

Za :
a 4,5cm
geg
-_


r
b a
✗ =
40,3°

✗ B
D= 65,70 C B
A




b a

¥8
a
7=1800 B 1- sin I. Sint
Lsg
: = =
✗
-
-


sins sins sins


a sin a. since
74°
-




=
b. =
sin ✗
c
=
sin ✗




C
= 6,7cm
415cm sin / 65,74
-




b= sin 140,3° )



b = 6,3cm




b :
b. =
9,7cm
geg c


f= 180° -


✗
-

B
✗
=
25,5°
9,7cm
= 80,4°

B
=
74,1° 25,5 74,10
A B



☒ b b
sink
=

sin(B) ¥81 =
sinus


b- sink b- sink)
= =
a
sin (B) a sin (B)



a =
4,34cm c = 9,94cm




C C



8=1800
-

X
-


P
a

since
=
sinew / -
sink si÷ ,
=
¥1M I -
sinks)



= 79° a =
3,18cm b =
3,84cm

44° 57°
B
A 4,5cm




d c
c b
32.4° D= 180° X
-




V
= *
⇐
sink
singe, sin / B)
-




2,0km
¥1B
A
=
3,1° C
=
19,82km sink, =
) / '

Sint

B
144,5°
a
=
21,48km
A