數學 國中 4天以前 求解 ▶學習即時通 24= (24-21) 21-25 如右圖,等腰梯形ABCD中,AD // BC,ACBD,且AB=CD=13,CE=12, 則 BD=17. ° A D 13 已解決 回答數: 1
數學 國中 4天以前 求解BD ●如圖,箏形ABCD中,AB=AD=8,BC=CD=15, LABC=∠ADC=90°,求AC及BD。 AC = √18715 = 1114 課P212 隨堂 B 20 。 8. E 报 其它 s C S 900 已解決 回答數: 1
數學 國中 4天以前 求解😅 1. 已知下列各組選項中恰有一組滿足 v x² + y²為正整數,請判斷是哪一組。 (A) x= 13.y= 22 (B) x=615,y=855 (C)x=5127,y=2473 (D) x=22098,y=29464 (E)x=23.32.53,y=24.32.52 已解決 回答數: 1
英文 國中 4天以前 7、11,這兩題介系詞的問題,求解😭😭 7. I seldom receive praise from Stanley, so I don't expect BA him A. marvels C. marveling at my math skills. B. to marvel D. be marveled 已解決 回答數: 1
英文 國中 4天以前 18那一句意思是什麼😕🫠🫠🙏謝謝你💕 e D t e er e d (11) Rob has a doctor's appointment today. He needs a checkup. The doctor can (16) Rob's heart and blood pressure. He can check his eyes and ears, too. He can also check Rob's height and weight. Rob has a checkup healthy. (17) year. He wants to stay At the appointment, Rob (18) he is in good shape. He exercises several (19) a week. He doesn't get sick too often, and he got a flu shot last fall. The doctor doesn't discover (20) health problems. Susie needs a checkup soon. Some people in her family had cancer. She doesn't want to get that or any other disease. S. et 16. A. check B. checks C. checking D. checked 17. A. ever B. even C. evenly D. every 18. A. leaves BAL B. learns C. leaks D. leaps 19. A. words B. friends C. places D. times 20. A. a B. an C. any D. another 已解決 回答數: 1
英文 國中 4天以前 12的介系詞如何判斷,好難過! Do you like hamburgers or cheeseburgers? Or do you like sandwiches? What do you like (12) your burger or sandwich? Lettuce, onions and tomatoes? Mayonnaise and mustard? What about other foods and drinks? Do you I always get a Coke and French fries? There I are a lot of delicious foods at a fast food (11) food? Do you like restaurant! Everyone at LTE TV loves fast food. So Susie is going to (13) lunch for them. But she can't order. She forgot (14) everyone wanted! She asks Mark to tell her his order again. But he has changed his mind. Now he wants extra ketchup on his hamburgers and two apple pies. This lunch order is (15) too confusing-there are too many details. Susie has an idea, though. She'll just get some pizzas! 11. A. fast A C. favorite 12 A. under C. at 13. A. turn off C. put down 14. A. who C. where B. funny D. flying B. around D. on B. turn on D. pick up B. what D. when B₁ 15. A. get B. gets C. getting D. got 已解決 回答數: 1
英文 國中 4天以前 4為何是過去式? C. curly D. smart 4. I thought we DB. tonight. A. is B. are C. was D. were going to study 已解決 回答數: 1
英文 國中 4天以前 求解15為什麼不能選B🫠🥲🥲 (1) Some people meet their best (11) on the Internet. And some people don't. Making friends on the Internet can be dangerous. (12)you meet people online, please be careful. Here are some tips: ►Have a good time when you meet people on the Internet. But do not use your real name. Do not give (13) your home address, either. ►If you want to get together with an online friend, take another friend with you. Meet in a public place. ►Don't (14) out your home phone number. If you must give a phone number, give your cellphone number. ► Don't share secrets with online friends. ►If someone says mean things to you, stop (15) to them. Be careful when you meet people online. They might be nice, but they also might not be. Be careful until you know for sure. 11. A. sister B. doctor C. friend D. coach 12. A. What B. When C. Why D. Who 13. A. they B. those C. them D. these A DB 15. 14. A. give B. gives C. giving D. gave 15. A. teaching C. looking B. saying D. talking 已解決 回答數: 1
數學 國中 5天以前 求解 謝謝(藍色是解答寫的 b √50. Ha Dea.b). 412-31 2. 在ABCD中,已知4(0,3)、B(-4,1)、C(2,-3)、D(a,b),且AC是對角線, 則axb=? 14: 011 41-4.11 √170 A10.3) B N20 --4 【屏東明正】 №16+36 = 550. 0+2 = 4+a √16+4 =√20 a-b 7+(-3)-1+6 q²+(3+b)= 50. h = -1 a² + b²+66 +59 ab=-b 已解決 回答數: 1