Question
In the figure, AB and CD are parallel lines. The area of Triangle BCD is 28 cm2. The area of Triangle CED is 21 cm2. Find the area of the shaded triangle.
3 m

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In the figure, AB and CD are parallel lines. The area of Triangle BCD is 28 cm2. The area of Triangle CED is 21 cm2. Find the area of the shaded triangle.