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

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PSLE
Paul cut out three identical right-angled triangles. He joined them to form the figure KLMN shown. MN = 18 cm and NK = 15 cm. The perimeter of the figure is 54 cm. Find the area of the figure KLMN.