Răspunsuri

2014-05-19T14:39:31+03:00
M (unghi A)= 180 - (30+29)
M(unghi A)= 180 - 59 = 121 grade
2014-05-19T14:39:32+03:00
A+b+c=180
a=?
b=30
c=29

a+30+29=180
a+59=180
a=180-59
a=121 Grade

a,b,c - unghiuri