user-avatar
142825543879145
2 năm trước
cho hình thang ABCD(AB//CD) AB=8cm CA=12cm . Gọi E,F thứ tự là trung điểm AD và BC, EF cắt AC tại K vẽ hình giúp mik vs
Thích Trả lời Chia sẻ

Các câu hỏi liên quan

Fill in each blank with ONE suitable word. performed timers were since started Before the invention of electronic devices there (15) __________ plenty of mechanical entertainment devices. Many of these were portable since they needed no electricity. For example, musical boxes have existed (16) ____________ the 1700s but it wasn’t until the 1820s when industrial production (17) __________ that they became popular. There were many other automated mechanical devices created by artisans for the wealthy, the 1850 ‘ pianola’ for instance. Prior to the introduction of mobile phones and MP3 players, people used to enjoy listening, singing and dancing to the rhythm of those old machines. (18) ___________ arts such as juggling and acrobatics, alongside newspapers, once was amongst the most favorable ways young people spent their leisure time. Whenever I hear old (19) __________ complaining about the young using smartphones in public, I often wonder what it used to be back in the old days, when the same timers were glued to the newspapers while presumably, their elders looked on shaking their head.

2018 © Loga - Không Ngừng Sáng Tạo - Bùng Cháy Đam Mê
Loga Team