Question
The figure shows a rectangle GHJK. The lines are extended from point G, H, J and K and they meet at point M. The length of JK is 28 m. Given that the area of triangle GMK is 61 m2 and the area of triangle HMJ is 147 m2, find the breadth of the rectangle in mixed number.
4 m

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The figure shows a rectangle GHJK. The lines are extended from point G, H, J and K and they meet at point M. The length of JK is 28 m. Given that the area of triangle GMK is 61 m2 and the area of triangle HMJ is 147 m2, find the breadth of the rectangle in mixed number.