Mathematics
Junior High
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これの(3)の考え方を教えてください🙇♀️
人4次の図で、 AD/BC, AD/EF のとき, 線分EFの長きを求めよ。
(1) AE=EB 2 AE PB 9 (3 AE EEBー53 2
A 11cm----、D A.-9cm-D Aー-13emr-、 D
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了解です！ありがとうございます😊