an acute angle
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A right angle is 90 degrees and a 1/3 of 90 degrees equals 30 degrees
The measure of one angle of a regular pentagon is 108 degrees.
No. As the angle increases from zero to 90 degrees,its sine increases from zero to '1'.
It is 1 degree after a right angle. A right angle is 90 degrees so the smallest obtuse angle is 91 degrees.
1-89 degrees.