Arc DB measure less than 180 degrees, is called a minor arc.
Option (b) is correct
Major and minor arc:
A minor arc is an arc whose angle is less than 180 degrees.
- A major arc is an arc whose angle is greater than 180 degrees .
- A semicircle, is an arc whose angle is equals to 180 degrees . it divides the circle in two.
From given figure, It is observed that, arc DB measure less than 180 degrees is called a minor arc.
Hence, option (b) is correct.
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