Question
PSLE
In the figure, FGH and JKL are identical right-angled triangles. The total area of the shaded parts is 40 cm2. Find the area of the unshaded part.
2 m

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PSLE
In the figure, FGH and JKL are identical right-angled triangles. The total area of the shaded parts is 40 cm2. Find the area of the unshaded part.