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An angle that is 110 degrees would be considered an "obtuse" angle. It is considered this because its measurements exceed 90 degrees. Any angle below 90 degrees would be an "acute" angle.
An angle that is 25 degrees would be considered an "acute" angle. This is because its measurement is less than 90 degrees. Anything above 90 degrees to 179 would be considered obtuse.
An angle that measures 55 degrees is classified as an acute angle, which means it is less than 90 degrees. In trigonometry, this angle would fall in the first quadrant. It is commonly found in geometric shapes such as a right triangle or a pentagon.
An angle that is 180 degrees would be considered a straight angle. 90 degrees is a right angle, anything less would be an acute angle and anything more would be obtuse.
A 65-degree angle is classified as an acute angle, as it measures less than 90 degrees. It is also known as a "small angle" in trigonometry. In geometry, a 65-degree angle would be considered acute and would fall between 0 and 90 degrees.