1)CBD=180-25=155°
2)KBD=142°
ABK=180-142=38°
CBD=38°
3)ADB=x
BDC=5x
5x+x=180
6x=180
x=30
ADB=30°
BDC=5x=150°
1)CBD=180-25=155°
2)KBD=142°
ABK=180-142=38°
CBD=38°
3)ADB=x
BDC=5x
5x+x=180
6x=180
x=30
ADB=30°
BDC=5x=150°