#### Answer

EF=4.7cm

#### Work Step by Step

BC=EF
BC=4.7cm
EF=4.7cm

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Published by
Cengage

ISBN 10:
978-1-337-61408-5

ISBN 13:
978-1-33761-408-5

EF=4.7cm

BC=EF
BC=4.7cm
EF=4.7cm

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