Răspunsuri

2014-11-08T09:31:12+02:00
M(A) + m (B)= 90
m(B- m(A)= 50 grade
m(B)= m(A) + 50 grade
m(A) + m(A) + 50 = 90
2 m(A)= 90 - 50
m(A)= 40 : 2
m(A)= 20
m(B) = 20 + 50 = 70 grade.
7 4 7
2014-11-08T09:38:31+02:00
90-50=40
40:2=20
mas unghi 1=20+50=70
msa unghi 2=20
3 3 3