The scale diagram shows three sides of a wildlife park, namely AB, BC and CD. According to the scale, 1 centimetre stands for 50 metres.
(a)[2]
State the true distance AB in metres.
(b)[3]
Use only a ruler and compasses to locate point E and draw AE and DE.
(c)[4]
Using only a straight edge and compasses, construct (i) the route that bisects angle ABC, (ii) the route that is the same distance from point C and point D.
(d(i))[3]
Construct the lake on the scale drawing.
(d(ii))[2]
Calculate the actual circumference of the lake in metres.
Worked solution & mark scheme
This 14-mark question has a full step-by-step worked solution and mark scheme. One marking point: “250” …