Question: 16 A shape is formed by drawing a triangle ABC inside the triangle ADE. BC is parallel to DE. AB = 4cm BC = xcm

 16 A shape is formed by drawing a triangle ABC insidethe triangle ADE. BC is parallel to DE. AB = 4cm BC

16 A shape is formed by drawing a triangle ABC inside the triangle ADE. BC is parallel to DE. AB = 4cm BC = xcm DE = x + 3cm DB = x - 4cm A diagram not to scale B C D E Calculate the length of DE. A 5cm B 7cm C 9cm D 4+ 2:/7 cm E 7+21/7 cm12 w, x, y and z are integers such that w y, y z. Which one of the following inequalities must be true? A WEX B Wxy C W -Z D X>V m y EZ

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