How many degrees is one ninth 91 of a semicircle?
Question
How many degrees is one ninth 91 of a semicircle?
Solution
A semicircle is half of a full circle, and a full circle is 360 degrees. Therefore, a semicircle is 360/2 = 180 degrees.
One ninth of a semicircle would be 180/9 = 20 degrees.
So, one ninth of a semicircle is 20 degrees.
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