Given ABC is similar to DEF and BC = 8, what is the value of EF?

asked Jun 21, 2019 145k views

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In similar triangles ratios of corresponding sides are constant, so

|AB|/|DE| = |BC|/|EF|

5/10 = 8/|EF|

|EF| = (8*10)/5 = 16

|EF| = 16

Tam Borine answered Jun 26, 2019

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