Question
Figure M shows a rectangle HJKL. It is folded along HK to form Figure N. The area of Figure N is 811 of the area of Figure M. The area of the shaded part in Figure N is 75 cm2. Find the area of rectangle HJKL.
3 m

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Figure M shows a rectangle HJKL. It is folded along HK to form Figure N. The area of Figure N is 811 of the area of Figure M. The area of the shaded part in Figure N is 75 cm2. Find the area of rectangle HJKL.