1 whole circle = 360 degrees
360/18 = 20 degrees
97.778 yards or just about a football field.
0.055555
one half
One radian is about 57.3 degrees
90 degrees
93.573485738939547384938374 degrees
prohibition
divide
1/18 of a teaspoon is .009259 ounces (259 repeating)
5 degrees
135 degrees
140 degrees