Question
In the figure, QRST is a rectangle. U is a point on line QR. V and W are points on line TS. The total shaded area of triangles TUV and VRW is 189 cm2. QT = 18 cm and WS = 4 cm. Find the area of rectangle QRST.
3 m

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In the figure, QRST is a rectangle. U is a point on line QR. V and W are points on line TS. The total shaded area of triangles TUV and VRW is 189 cm2. QT = 18 cm and WS = 4 cm. Find the area of rectangle QRST.