I think you mean that the average acute angle is 45 degrees because that is halfway between 0 and 90. In that sense, the average obtuse angle is 135 degrees.
Answer 1
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Any angle between 90 - 180 degrees is an obtuse angle. There's no reason for it
to be 'usually' any particular size, just like there's no reason in the world why an
acute angle should usually be 45 degrees or anything close to it.
A 90 degree angle is neither obtuse or acute. It is its own seperate entity. 90 degree angles are called right angles. Any angle smaller than 90 degrees is an acute angle, while any angle bigger than 90 degrees is an obtuse angle. Note: 180 degrees is a straight line, and 360 degrees is a circle.
The sum of two acute angles is sometimes an obtuse angle because, acute angles can measure from 10 to 90 degrees. Two 30 degree angles would both be acute whose sum would only create another acute angle of 60 degrees. But, two80 degree angles would both be acute angle whose sum would only create an obtuse angle.
acute angles are angles under 45 degrees obtuse angle are angles over 45 degrees and right angles are ONLY 45 degrees
A 67 degree angle would be acute. Acute angles are smaller that 90 degrees. Right angles are 90 degrees. Obtuse angles are more that 90 degrees. Straight angles are 180 degrees.
Acute angles are less than 90 degrees. Obtuse angles are greater than 90 degrees. Right angles are 90 degrees.
It is an acute angle. All angles from 1 - 89 degrees are acute. A 90 degree angle is a right angle. Angles from 91 - 179 are obtuse angles.
A triangle with angles 103 degree, 20 degree, and 57 degree is called
obtuse angles are larger than 180 degrees. acute are smaller than 180. for example ina trangle, the exterior angles are obtuse and the inner angles are acute.
Acute angles are angles less than 90 degrees an obtuse angles are greater than 90 degrees
Obtuse angles.Another Answer:-If it is a regular hexagon then the interior angles are obtuse and the exterior angles are acute which are 120 and 60 degrees respectively
An obtuse angle is an angle more than 90 degrees. An acute angle is an angle less than 90 degrees, and a right angle is a 90 degree angle.
A 100 degree angle is NOT an acute angle, it's an obtuseangle.Acute angles are less than 90 degrees, Obtuse angles are greater than 90 degress.