(a)[1]
State the geometric name of quadrilateral $ABDC$.
(b)[2]
Find the size of angle $ACD$.
Mathematics 0580 · IGCSE · Transformations
Transformations — practice question
The diagram depicts triangle $ABC$. The angle at $A$ is $58^\circ$ and the angle at $B$ is $82^\circ$. The triangle carries the labels $A$, $B$, $C$ and is shown NOT TO SCALE. It is then reflected in line $BC$ to form quadrilateral $ABDC$.