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Let DeltaA B C ~ DeltaD E F and then are...

Let `DeltaA B C ~ DeltaD E F` and then areas be, respectively, `64c m^2`and`121c m^2`. If EF = 15.4 cm. find BC.

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To solve the problem, we will follow these steps: ### Step 1: Understand the relationship between the areas of similar triangles Since triangles \( \Delta ABC \) and \( \Delta DEF \) are similar, the ratio of their areas is equal to the square of the ratio of their corresponding sides. ### Step 2: Write down the given areas The area of triangle \( ABC \) is \( 64 \, cm^2 \) and the area of triangle \( DEF \) is \( 121 \, cm^2 \). ...
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