Question
In the figure. EFGH is a rectangle. The ratio of the length of CF to the length of EF is 1 : 5. D is the mid-point of FH. The area of rectangle EFGH is 276 cm2. What is the area of the shaded part?
4 m

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In the figure. EFGH is a rectangle. The ratio of the length of CF to the length of EF is 1 : 5. D is the mid-point of FH. The area of rectangle EFGH is 276 cm2. What is the area of the shaded part?