Respuesta :

44. A.10 45. C. 46. A. 30 47. D. 36. D.

m < BGC =  180 - 90 - 50

= 40 degrees   answer

44.  40 - 30 = 10

45. C

46.  150 = 3x + 2x

5x = 150

x = 30

so  m < BAC = 2x = 60 degrees

47. 2x + 3x = 60 + 90 = 150

so D is not true.