180
×.30
Is equals to 540
Remove the 0 and the answer is 54 miles.
4.555
4.556
4.557
4.558
4.559
4.561
4.562
4.563
4.564
Answer:
Step-by-step explanation:
Angles a and b are opposite, so they are equal. The same is true for angles O and 3b.
So, the four angles are actually (starting from the left and going clockwise) 3b,b,3b,b
These four angles sum up to 360, so we have

And since a and b were the same, a is also 45 degrees.