Yes it is yes yes yes yes it is
Set the angles equal to 180
x + 2x + 3x = 180
6x = 180
Solve for x
6x = 180
x = 30
Plug that into angle C
2(30) = 60
Angle C is 60 degrees
Answer:
5.66
Step-by-step explanation:
c^2= a^2 plus b^2
c^2 = 16 plus 16
c^2 = 32
c = 5.6568