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ΔABC ~ ΔDEF. What is the length DF?
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ΔABC ~ ΔDEF. What is the length DF?

ΔABC ~ ΔDEF. What is the length DF?-example-1
User Girasquid
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1 Answer

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ΔABC ~ ΔDEF

that means the ratio of DF to AC = the ratio of DE to AB


x:3.5 \\6:4

cross multiply


4x=6(3.5)\\4x=21\\x=(21)/(4)\\ x= 5.25

so DF = 5.25 cm

User CleverLikeAnOx
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