Answer:
none of the above?
Explanation:
so the angles of the triangles are A1+A2+A3=360
so (4x+7)+(11x-9)+32=360
combine like terms
15x+30=360
isolate the variable
15x=330
x=22
angle ACB is 4x+7
4(22)+7=
88+7=
95
9.5m questions
12.2m answers