Jawabanmu

2014-05-10T18:27:20+07:00
35+2z+3+z+16=180
2z+z = 180-35-3-16
3z = 126
z = 126/3
z = 42
A. 42 derajat

2014-05-10T18:36:32+07:00
Z+16+2z+3=180-35
3z+19=145
3z=126
z=42 derajat