(a)[1]
Determine the reflex angle at A.
(b)[2]
Find the value of $b$. State a reason for your answer.
(c)[3]
Work out the values of $c$, $d$ and $e$.
(d)[3]
Calculate the size of one of the interior angles of the polygon.
(e)[2]
On the scale drawing, draw a line from X and show where Y is located.
(f(i))[1]
State the correct mathematical name for the shape.
(f(ii))[1]
Give the correct mathematical name for this shape.