cho hình thang abcd đường thảng d // với 2đáy và cắt 2 cạnh bên ad,bc tại m,p cắt đườ chéo bd tại n chứng minh ràng dm/da =cp/cb ?
Hãy nhập câu hỏi của bạn vào đây, nếu là tài khoản VIP, bạn sẽ được ưu tiên trả lời.
1. “I will go on a picnic with my friends,” she said.
She said she would go on a picnic with her friends
2. “you have three days off ” I told him.
I told him he had three days off
3. “I will come to see you tomorrow” she said.
She said she would come to see me the day after
4. “I’m sure she will help you.” , he told me.
He told he he was sure she would help me
5. “we don’t go to school.” They said to me.
They told me they didn't go to school
6. She said to me, “I did not tell her about this.”
She told me she hadn't told her about that
7. “There are not enough seats.”, they said.
They said there weren't enough seats
8. “You will be surprised.” , Peter said to Linda.
Peter told Linda she would be surprised
9.The boy said : “I don’t swim everyday.”
The boy said he didn't swim everyday
10. “ I saw a snake ” Nam told Nga.
Nam told Nga he had seen a snake
11. “We’ll have lunch outside in the garden” ,Mr John said.
Mr John said they would have lunch outside in the garden
12. “he trained hard.” , The man said.
The man said he had trained hard