Question
The figure shows a rectangle UVWX. The lines are extended from point U, V, W and X and they meet at point Z. The length of WX is 21 cm. Given that the area of triangle UZX is 69 cm2 and the area of triangle VZW is 138 cm2, find the breadth of the rectangle in mixed number.
4 m

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The figure shows a rectangle UVWX. The lines are extended from point U, V, W and X and they meet at point Z. The length of WX is 21 cm. Given that the area of triangle UZX is 69 cm2 and the area of triangle VZW is 138 cm2, find the breadth of the rectangle in mixed number.