Answer:
135
Explanation:
the circumfrence of a whole circle is 2pir, so it's 16 pi, that segment is 6
16pi/6pi = 360/x
simplify to: 8/3 = 360/x
8x = 1080
x=135
45
The angle that an arc makes at the center of the circle of which it is a part. One measure of an arc is the angle formed by the arc at the center of the circle that it is a part of. ... (The other is the length of the arc - see Length of an Arc.)
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