Answer: The height of the Metal Ingot is 3 CM.
To find the height, we need to know the formula for the area of a trapezoid.
It is: A = 0.5H(b1 + b2)
Now, we just need to input the values that we know and solve for the rest.
39 = 0.5(h)(12 + 14)
78 = 26h
3 = h
The height is 3 CM.