Answer:
About 9.1 yards tall.
Step-by-step explanation:
So, we can draw the right triangle shown below:
We want to find h.
Since we know the angle and the side adjacent to the angle and we wan to find the opposite side, we will use the tangent ratio:

So:

Therefore:

Use a calculator. Ensure your calculator is in the correct mode (degrees mode):

The goal post is around 9.1 yards tall.
Answer:
X = 9
Step-by-step explanation: