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Mathematics 8 Online
OpenStudy (theislander):

Consider circle O. If AE = 7, EC = 2, and BE = 4, what is ED?

OpenStudy (theislander):

OpenStudy (mathstudent55):

|dw:1387393962389:dw| ab = cd

OpenStudy (theislander):

ED = 5?

OpenStudy (anonymous):

3.5

OpenStudy (mathstudent55):

AE * EC = BE * ED 7 * 2 = 4 * ED 14 = 4ED 4ED = 14 ED = 14/4 ED = 3.5

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