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下の問題を英語で証明したいのですが、どこが間違っていますか?わかる方お願いします。
QI
E
157
Prove: A BGCEA PEC
BC/ DC (given)
(4)
GCZEC (9/ven).
""}
191 #4, A B C D G CEFFIFTH
△BGC≡△DECを証明せ
LBCG=90-LGC/D...B) (givent
Fr
LDCE=90-LGCD") (given)
From (3) and is common, G
ABGC=A DECIS (from D, @ and 3). (SAS).
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