A 30 degree angle is an acute angle because it is greater than 0 but less than 90 degrees.
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The reference angle for an angle with the measure of 175 degrees is 5 degrees
Quadrantals are their own reference angle, so 90 degrees.
The complement of any angle is the angle which adds to it to make 90 degrees. In this instance, an angle of 60 degrees adds to 30 to make 90 degrees. Therefore, the complement of 30 degrees is 60 degrees.
30 degrees
A right angle is 90 degrees, so one-third of a right angle would be 30 degrees.