The angle is acute.
Work Step by Step
An acute angle is any angle that is less than $90°$. This means that the two rays that form the angle must be narrower than a right angle. Since this angle fits that description, it is acute.
You can help us out by revising, improving and updating this answer.Update this answer
After you claim an answer you’ll have 24 hours to send in a draft. An editor will review the submission and either publish your submission or provide feedback.