Răspunsuri

2014-05-23T16:59:20+03:00
37 grade+2x=180grade
2x=143
x=71,5 grade(AB)
AC=71,5 grade
1 5 1
2014-05-23T17:00:09+03:00
Daca AB=AC, atunci
<B=<C = 37 grade, deci m(a) = 180 grade - 74 grade = 106 grade