Ashes2049, are you good at geometry?
So we have the equation:

Then we need to multiply by 4 on both sides to get rid of the denominator on the left:

Then we subtract 9 on both sides to solve for z:

Therefore the answer is z = -0.6.
Answer:
Try 30 degrees
Step-by-step explanation:
Because 60 degrees is half of 30 degrees