(a)[3]
Calculate the shed's volume.
(b)[4]
The roof of the shed, $CGHD$, is to be painted. 1 litre of paint covers 2 square metres. Calculate the amount of paint used.
(c)[4]
Calculate the angle of elevation of $D$ as seen from $F$.
Mathematics 4024 · O Level · Surface area and volume
Surface area and volume — practice question
The diagram depicts a garden shed standing on level ground.
It has the form of a prism with trapezium $ABCD$ as its cross-section.
The shed base, $ABFE$, is rectangular.
$AB = 1.55$ m, $AD = 2.25$ m, $BC = 1.85$ m and $BF = 2.10$ m.