Joke Collection Website - Cold jokes - Joke abcbcbcbcbd
Joke abcbcbcbcbd
Solution: solution: AE⊥CD, AE=CD,
Reason: extend AE to CD point p,
∵ in △ABE and △CBD,
AB=BC∠ABE=∠DBCBE=BD，
∴△ABE≌△CBD(SAS)，
∴AE=DC,∠AEB=∠CDB,∠DCB=∠EAB，
∠∠EAB+∠AEB = 90，
∴∠AEB+∠DCB=90，
∠∠AEB =∠CEP，
∴∠BCD+∠CEP=90，
∴AE⊥CD.
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