Question
PSLE
Carl cut out three identical right-angled triangles. He joined them to form the figure FGHJ shown. HJ = 30 cm and JF = 39 cm. The perimeter of the figure is 120 cm. Find the area of the figure FGHJ.
2 m

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PSLE
Carl cut out three identical right-angled triangles. He joined them to form the figure FGHJ shown. HJ = 30 cm and JF = 39 cm. The perimeter of the figure is 120 cm. Find the area of the figure FGHJ.