estimate the measure of this angle within $15^{\\circ}$.

estimate the measure of this angle within $15^{\\circ}$.
Answer
Explanation:
Step1: Identify angle type
The angle forms a square corner, which is a right angle.
Step2: Confirm right angle measure
A right angle has a fixed measure of $90^\circ$, which is within the $15^\circ$ tolerance.
Answer:
$90^\circ$