It is 54 for 1 and 2 is 2520 you multply the lenght by the whith and divide by 2
Answer:
600+0+9+0.2
Step-by-step explanation:
So angle CBD and ABC are a linear pair, which means that the two angles are supplementary (add up to 180°). Using this info, we can solve the equation for x as such:

Now that we got x, plug in 16 into x into 6x-60 and solve:

In short, Angle ABC is 36°