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Mathematics 7 Online
OpenStudy (anonymous):

if ABD ~ DEF what is the length of BC? (Picture below.)

OpenStudy (anonymous):

OpenStudy (anonymous):

10/5 = BC/11 is the ratio of corresponding sides. All you have to do is multiply each side by 11, and then you're done!

OpenStudy (anonymous):

Thanks!

OpenStudy (anonymous):

5.5. would be the answer, correct?

OpenStudy (anonymous):

No, 22

OpenStudy (anonymous):

11(10/5) = 11(2) = 22.

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