# 3. Problem 3

In an isosceles triangle $A B C$, the perpendicular bisector of the lateral side $B C$ intersects the base $A B$ at point $D$ such that $A C=A D$. Find the angle $A B C$.

Write the answer in degrees without the degree symbol.
# 3. Problem 3

In an isosceles triangle $ABC$, the perpendicular bisector of the lateral side $BC$ intersects the base $AB$ at point $D$ such that $AC = AD$. Find the angle $ABC$.

Write the answer in degrees without the degree symbol.

Answer: 36