P6 / Henry Park / 2021 / SA2 / Paper 1 – Q27 [2 marks]

Question:

A triangle ABC is drawn on a square grid inside a box.
By joining dots on the grid with straight lines,
(a) draw another triangle ABX such that the area of the triangle ABX is half the area of triangle ABC.
(b) draw a rhombus BCYZ such that ∠BCY is less than 90°. Rhombus BCYZ must not overlap with triangle ABC.

Solution: