Question

what type of angle is this?
answer attempts 1 out of 2
acute right
obtuse closed

Explanation:

First, identify angle types: acute angles are less than $90^\circ$, right angles equal $90^\circ$, obtuse angles (note typo "obstue" is likely obtuse) are greater than $90^\circ$ but less than $180^\circ$. The shown angle is smaller than $90^\circ$, so it is acute.

Answer:

acute