
266.
1x+2x+2x=5x
180:5x
x=34
34*2=68
68,68,34
267.
a/180-40=140
140:2=70—40.70.70
b/ 180-60=120
120:2=60.60.60
c/180-100=80
80:2=40.
100,40,40
268.
50:2=25
25+50=75
180-75=105
266.
1x+2x+2x=5x
180:5x
x=34
34*2=68
68,68,34
267.
a/180-40=140
140:2=70—40.70.70
b/ 180-60=120
120:2=60.60.60
c/180-100=80
80:2=40.
100,40,40
268.
50:2=25
25+50=75
180-75=105