# Quick math help

An angle with a measure of 89.9 degrees... Would it be a right or an acute angle?

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1. acute

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Ms. Sue
2. Acute. Only angles with measures of exactly 90 degrees will be right.

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3. Acute. An angle is only right if it is exactly 90 degrees. An angle of 90.0000001 degrees is still obtuse, while an angle of 89.9999999 degrees is still acute.

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