Question
Triangle PQR and triangle SQR share the same base QR. The height of the triangle PQR is 4 times the height of Triangle SQR. Given that ST is 4 m and QR is 16 m, find the area of the shaded part.
4 m

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Triangle PQR and triangle SQR share the same base QR. The height of the triangle PQR is 4 times the height of Triangle SQR. Given that ST is 4 m and QR is 16 m, find the area of the shaded part.