(i) 18 cm, 14 cm2 (ii) 19 m, 12 m2 (iii) 6x +4; 2x2 + 4x 2. (i) 120 cm, 900 cm2 (ii) 88 cm, 484 cm2 (iii) 7.2 m, 3.24 m2 (iv) 14.8 cm, 13.69 cm2 3.
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