mot thua ruong hinh thang co do dai day bang chieu cao cua manh dat hinh tam giac co dien tich la 324mvuong va do dai day la 18 day lon cua thua ruong gaq 3 lan day be. day be dai hon chieu cao5m. tinh dien tich cua thua ruong hinh thang

Cho ΔABC có AB=5cm, AC=13cm,BC=12cm. a) chứng minh rằng ΔABC là Δ vuông b)Gọi M là trung điểm của cạnh BC. Tính độ dài AM Vẽ hình đúng Giúp mk vs Xin cảm ơn

Giúp mình với ,mình đang cần gấp

chia 15 thành 3 phần tỉ lệ thuận với 6/5,3/2,23/10

1. The comedy was so interesting that all ____________ clapped their hands 2. VTV1 and VTV3 are all ____________ channels

Giúp với nhé CHOOSE A B C D 1. It was.............to mark that he had better withdraw from the game in case his knee injury got worse. A. argued B. recommended C. insisted D. appealed 2. Thousands of newcomers imagine this place to be their EL Dorado where they can easily make a...............start in life. A. plain B. fresh C. clean D. first 3. The silly gossip................to a panic among the private entrepreneurs who began closing their accounts in the National Bank. A. led B. prompted C. resulted D. aroused 4. The authorities probably want to be tough and won’t...............to the hijackers’ absurd demands. A. abandon B. resign C. yield D. collapse 5. The Stetsons’ son must be.................his family a lot of trouble and worry with his wild ideas. A. making B. developing C. providing D. giving 6. Pasta in its various forms is the..............diet in Italy. A. common B. staple C. usual D. obvious

Giải phương trình sau 1 + 1/x-2=12/8-x^3

Ex1 rewrite the sentences without changing the meaning ,using "usde to V" 1.quite like rock music now ,althoung i wasn't keen on it when i was younger . -> 2 .My father lived in a small village when he was a child ->

Tại sao kim loại là chất cách điện

Giúp em với các anh chị Tìm x,y,z sao cho: $2x^2+2y^2+z^2+2xy-2xz-2yz-2x-2y+2=0$