Question
PSLE
Jeremy cut out three identical right-angled triangles. He joined them to form the figure GHJK shown. JK = 18 cm and KG = 15 cm. The perimeter of the figure is 54 cm. Find the area of the figure GHJK.
2 m

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PSLE
Jeremy cut out three identical right-angled triangles. He joined them to form the figure GHJK shown. JK = 18 cm and KG = 15 cm. The perimeter of the figure is 54 cm. Find the area of the figure GHJK.