anything greater than 90 is called an obtuse angle
If you are referring to the unit of measurement of an angle, one example of would be the Grad. Instead of splitting a circle into four 90-degree sections, it splits a circle into four 100 grad sections. This means that a 360-degree circle is equivalent to a 400 grad circle.
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An angle measuring more than 90 degrees is obtuse. An angle measuring less than 90 degrees is acute. An angle measuring 90 degrees is right.
An angle of more than 90 degrees is called an "obtuse" angle. Strictly speaking an obtuse angle is from 90 to 180 degrees.
An obtuse angle is an angle more than 90 degrees but an acute angle is an angle less than 90 degrees.
an acute angle doesn't have an exact measurement, but it is lower than 90 degrees. So any angle below 90 degrees is an acute.
Types of angles according to measure: 1. Acute angle- angle measure is less than 90 degrees 2. Right angle- angle measure is 90 degrees 3. Obtuse angle- angle measure is more than 90 degrees but less than 180 degrees. 4. Straight angle- angle measure is 180 degrees 5. Reflex angle- angle measure is more than 180 degrees but less than 360 degrees