Question
PSLE
Albert cut out three identical right-angled triangles. He joined them to form the figure FGHJ shown. HJ = 48 cm and JF = 40 cm. The perimeter of the figure is 144 cm. Find the area of the figure FGHJ.
2 m

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PSLE
Albert cut out three identical right-angled triangles. He joined them to form the figure FGHJ shown. HJ = 48 cm and JF = 40 cm. The perimeter of the figure is 144 cm. Find the area of the figure FGHJ.