(a(i))[1]
Write down the order of rotational symmetry for $ABCD$.
(a(ii))[1]
Write down how many lines of symmetry $ABCD$ has.
(a(iii))[1]
Write down the total of the interior angles of $ABCD$.
(b(i))[2]
On the diagram, draw the bisector of angle $BAD$. Continue the bisector until it meets $DC$ at $E$. Indicate $E$ on your diagram.
(b(ii))[1]
Explain how Edalgard can tell this without measuring either angle.
(b(iii))[2]
Write down the mathematical name given to triangle $ADE$ and give a reason for your answer.
(b(iv))[1]
Write down the mathematical name for quadrilateral $ABCE$.