Question
In the figure, NP and QR are parallel lines. The area of Triangle PQR is 28 cm2. The area of Triangle QSR is 21 cm2. Find the area of the shaded triangle.
3 m

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In the figure, NP and QR are parallel lines. The area of Triangle PQR is 28 cm2. The area of Triangle QSR is 21 cm2. Find the area of the shaded triangle.