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## 6.5 Similarity and Measurement

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**In similar figures, their corresponding sides are**proportional! 12 ft 3 ft 4 ft 1 ft 1 ft = 4 ft 3 ft 12 ft**Now we want to find a missing side..**5 ft 25 ft 2 ft x ft 5 ft = 25 ft 2 ft x ft 5x = 50 5 5 x = 10**Find the missing side…**7 in 12 in x in 28 in 7 in = 28 in x in 12 in 28x = 84 28 28 x = 3 in**Find the missing side length.**4 in 3 in x in 4 in 9 in 9 = x+9 3 4 x + 9 in 3(x+9) = 36 3 in 3x + 27 = 36 -27 -27 9 in 3x = 9 3 3 x = 3