SEAMO 2027 - Paper C - SET 07 - Self-study Question 21

Find $m$ in triangle $ABC$, which is not drawn to scale. The interior point (call it $P$) has $\angle BAP=80^\circ$, $\angle PAC=20^\circ$ and $\angle ABP=\angle PBC=20^\circ$. The marked angle is $m=\angle ACP$.