C i believe because 180 is the overall degree and 50+28=78 and 180-78=102
To find the volume of the recycling bin, you will use the formula for finding volume of a rectangular prism.
V = lwh
V = 12 x 512 x 612
V = 3760128 cubic meters
The answer is not given, but based in these numbers this is correct.
If it is 12 m x 5 m x 6 than the answer is 360 cubic meters