Question
PSLE
In the figure not drawn to scale, KLMN is a rectangle and KPN is a right-angled triangle with sides measuring 45 cm, 60 cm and 75 cm. The perimeter of the shaded part is 258 cm. What is the ratio of the area of the triangle to the area of the shaded part? Give your answer in the simplest form.
4 m

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PSLE
In the figure not drawn to scale, KLMN is a rectangle and KPN is a right-angled triangle with sides measuring 45 cm, 60 cm and 75 cm. The perimeter of the shaded part is 258 cm. What is the ratio of the area of the triangle to the area of the shaded part? Give your answer in the simplest form.