daddysalright daddysalright

17-02-2017
Mathematics

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Triangle ABC is similar to triangle DEF. The length of BC is 21cm. The length of DE is 10cm. The length of EF Is 14cm. What is the length of AB?

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Аноним Аноним

17-02-2017

so we have to fine the dialation first. so BC and EF are similar because those are the two corresponding lines. divide 21 and 14. the dialation is 1.5 AB corresponds with DE so multiply 10 by 1.5. so AB is 15 the other answer is incorrect hope this helped you have a good day!!!

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