Question
PSLE
The figure is made up of two rectangles EFJK and FGHJ. EK = 7 cm, KJ = z cm and the area of FGHJ is (7 + 3z) cm2. Find the area of EGHK in terms of z. Give your answer in the simplest form.
2 m

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PSLE
The figure is made up of two rectangles EFJK and FGHJ. EK = 7 cm, KJ = z cm and the area of FGHJ is (7 + 3z) cm2. Find the area of EGHK in terms of z. Give your answer in the simplest form.