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OpenStudy (anonymous):
∆ABC is similar to ∆XYZ. ___ What is the length of YZ ? A. 30 cm B. 15 cm C. 9 cm D. 18 cm
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OpenStudy (anonymous):
OpenStudy (susanna):
Make a proportion 2/6=5/x Cross multiply: 2x=30 Solve for x: x=15
OpenStudy (anonymous):
.. so...?
OpenStudy (anonymous):
Oh!!, the answer is 15
OpenStudy (susanna):
Yes
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