Mathematics

Mathematics

Problem

ΔABC is similar to ΔDEF. If AB : DE = 1 : 2 and the area of ΔABC is 45 cm², find the area of ΔDEF. a) 90 cm290\text{ cm}^2 b) 22.5 cm222.5\text{ cm}^2 c) 180 cm2180\text{ cm}^2 d) 360 cm2360\text{ cm}^2

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