Question

Yg bisa jawab tolong di jawab yaa

Answer 1

Nomor 17:
1 = 180 - 60 = 120°
2 = 180 - 120 = 60°
3 = 180 - 60 = 120°
4 = 1 = 120°
5 = 60°
6 = 3 = 120°
7 = 2 = 60°

Answer 2

17.
1. 180-60 = 120
2.  bertolak belakang jd 60
3. bertolak belakang dgn 1 jd 120
4. bersebrangan dalam dgn 3 jd 120
5. bersebrangan dalam dgn 2 jd 60
6. bertolak belakang dgn 4 jd 120
7. bertolak belakang dgn 5 jd 60

18.
a. 180-75 = 105
b. sejajar luar dgn a jd 105