Worksheet 8 - Areas and Volumes - ALEX

(a) cm2 (b) m2 (hint convert 60cm to m first) Area = ½ x l x w = ½ x 60 cm x 60 cm = 1800 cm2 = 18 m2. 4. A small aircraft has passenger windows that are squares with sides of 40cm. (a) Work out the area of each window in cm2 . A = s2 = (40 cm)2 = 1600cm2 (b) If there are 50 windows, find the total area of glass in square metres. ................
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