Cho tam giác ABC vuông tại A, có AC > AB, đường cao AH. Gọi D và E lần lượt là hình chiếu của H trên AB, AC. Biết BH=2cm, HC = 4,5cm. tính độ dài DE

Giúp mình với mình cần gấp Giải phương trình:

Finish the second sentence so that it has the same meaning as the first one, using the given word. Do not change the given word. 1. Nam and his father are alike. TAKE → Nam …………………………………….…………………………………………………… 2. Why were you absent from school yesterday? GO → Why …………………………………………………..……………………………………… 3. Hoa is a better swimmer than Lan.WELL → Lan doesn’t ……………………………………………….………………………………… 5. Nam found driving on the left difficult . USED → Nam ………………………………………………………………………………………… 6. My mom drove me to town this morning. GAVE = My mom ……………………………………………………………………….. town this morning.

Vẽ mầm chán nản NL: chán thặc :>>

Tính: √-(-16/225) √( √10-3) ² - √10 So sánh 7 và 3 √7-2

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Mik cần gấp ạ 🥲 mọng các bạn j mik nhanh

Ai lm hộ ạ Hahahhaahahhahahhahah

Write the second sentence so that it has a similar meaning to the first one. 6. Her behavior annoyed her teachers. Her teacher found ……………….……………………………………….…….………….... 7. Our project will be finished in more than three days It ……………….…………………..…………………………………….…….…………..... 8. Peter‘s uncle took him to the zoo 3 months ago. Peter remembers…………..…………………..………………………….…….………….... 9. He is extremely rich but very mean In spite of ………………....…………………..………………………….…….………….... 10. It is such an interesting book that I read it twice It is so…………..………………………………………………………….…….…………....

giải hệ pt: {1/x+1/y=1/8 { y-x=12