Assuming you want to find x?
You know that the angles at C and B have to be the same (6x) because it’s an isosceles triangle (as indicated by the lines going through AC and AB), and angles in a triangle add to 180*
So 3x + 6x + 6x = 180*
15x = 180*
x = 180*/15
x = 12*
6x+15-4
6x+11
Hope this helps
Answer:
It is not 1,2,3
Step-by-step explanation:
Answer:
d
Step-by-step explanation:
The answer would be (x+2) (x+1)
