Question
PSLE
Asher cut out three identical right-angled triangles. He joined them to form the figure QRST shown. ST = 60 m and TQ = 78 m. The perimeter of the figure is 240 m. Find the area of the figure QRST.
2 m

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PSLE
Asher cut out three identical right-angled triangles. He joined them to form the figure QRST shown. ST = 60 m and TQ = 78 m. The perimeter of the figure is 240 m. Find the area of the figure QRST.