Viết cảm nhận về bài Cảnh Khuya

các biện pháp để nâng cao ý thức xếp hàng

giải cho em câu này với !!! ai giải cho em với

cho hình vẽ bên có AB=CD, AD=BC, góc A1=85 độ a, Chứng minh tam giác ABC=tam giác CDA b, Tính số đo góc A c, chứng minh AB//CD

Chữ viết xấu thông cảm giúp hộ nha mn

what do you do .........your free time

cho tam giác ABC cân tại C có số đo góc A bằng 60. lấy các điểm D,E,F theo thứ từ thuộc các cạnh AB,BC, CA sao cho AD=BE=CF. Tam giác DE là tam giác gì? vì sao? giúp mik với ạ mik cảm ơn nhiều.

Chứng minh đẳng thức -a(b-c)-b(c-a=-c(b-a)

III. Give the correct form of the words given to complete thesentences. 1. A fableisan short story that teaches a morallesson. 2. Once upon a time there was ahappyand ladybug. 3. Alicewas when she suddenly heard footsteps behind her. 4. WhileCamlived , Tam had to work veryhard. 5. Although the old and wicked fairy was not invited, she came to the anyway. 6. The king and the queenwerealways _to keep the princess away fromspindles. 7. Saint Going heardan_ that the emperor needed brave men to protect thecountry. 8. The villagers talked abouttheknights’ when they fought against thedragon. 9. Everyone was scared when the witch made the dog disappear. 10. Tam’s stepmother andhalf-sisterwere andwicked. IMAGINE CHEER FRIGHT LUXURY CELEBRATE CARE ANNOUNCE BRAVE MAGIC CRUELTY IV. Complete the following sentences by putting the verbs in brackets in the correctform. 1. When thevillagers(have) a party, a dragonsuddenly(appear) and tool a fierybreath. 2. “We(notride) horses to the beach at this time last week”, said theknights. 3. Sinbad and hismen(leave) the cave while thegiant(sleep) in hislair. 4. When their parents (die) , the olderbrother (take) almost everything, andonly(give) the younger brother a cottage and a star fruit tree. 5. While Cinderella(do)_ the housework, herstepsisters(travel) totheball.

Lim (căn n^2-3n - căn n+2) làm giúp mình nha