Question
PSLE
Oliver cut out three identical right-angled triangles. He joined them to form the figure DEFG shown. FG = 6 m and GD = 5 m. The perimeter of the figure is 18 m. Find the area of the figure DEFG.
2 m

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PSLE
Oliver cut out three identical right-angled triangles. He joined them to form the figure DEFG shown. FG = 6 m and GD = 5 m. The perimeter of the figure is 18 m. Find the area of the figure DEFG.