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OpenStudy (anonymous):
1. EDC is similar to ADB. If AD = 6 cm, DB = 4.2 cm, AB = 8.7 cm, and ED = 3.9 cm, what is the measure of EC? 5.655 cm 2.73 cm 5.571 cm 2.688 cm
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OpenStudy (anonymous):
Use the ratio of the sides as given to find the value of the side you don't know.
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