ΔАВС ~ ΔDEF such that ar(ΔАBC) = 36 cm2 and ar(ΔDEF) = 49 cm2. Then, the ratio of their corresponding sides is ______.

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ΔАВС ~ ΔDEF such that ar(ΔАBC) = 36 cm2 and ar(ΔDEF) = 49 cm2. Then, the ratio of their corresponding sides is 6 : 7. Explanation: `((AB)/(DE))^2 = (ar(ΔABC))/(ar(ΔDEF)) = $\frac{36}{49}$ = ($\frac{6}{7}$)^2 $\Rightarrow$ (AB)/(DE) = $\frac{6}{7}$`

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