Đáp án:
Giải thích các bước giải:
AB : AC = 6 :8
AB/ 6 = AC / 8
AB^2 / 36 = AC^2 / 64
(AB^2 + AC^2 ) / (36 +64) = BC^2 / 100 = 4
suy ra AB = 24 , AC= 32
Ta lại có S= 1/2 .AB.AC = 1/2 AH.BC
suy ra AB.AC = AH.BC
suy ra AH = 38,4
#MÃ MÃ#
AH = 45 độ
Hnay em phải nộp liền ạ Thầy cô giúp em với
Giải thích kĩ càng hộ em :> các thiên tài giúp em với
correct forms of the verbs 1. I (like)……………………. music. And this is a great show, isn’t it ? You (enjoy)……………………… it ? 2. It’s 1p.m now. The manager must (have)………………………….. lunch at the office canteen 3. Lan (visit) ………………….SG Water Part if she (live) ………………… in HCM city. She’s on a farm now 4. A: Your new dress (look) ……………………. very nice. B: Thank you. The trouble is it (not fit) …………………… properly. I (not know) ……………. why I bought them really. 5. She really (hurt) ………………when she found that her son (forget)……………….. her birthday 6. A number of flights (be) ………………cancelled this morning because of the bad weather. 7. The stereo (play) ………………………. since 6 pm. I wish someone (turn) ………………. it off. 8. He wore a false beard (avoid) ……………………. (recognize) …………………… 9. If you don’t hurry, all the tickets (sell) …………………. by the time we (get) …………… there. 10. He still............................ (have) a pain in his leg now, but it ......................... (get) better.
ac oi giup em có cả tóm tắt nha ac
chứng minh -a.(c-d)-d.(a+c)=-c.(a+d)
Các bạn giúp mình giải nha mình gấp lắm r I. Re-arrange the words to make meaningful sentences. 1. This / is / as / film / good / as / one. / that / not ______________________________________________________________ 2. They / books / donated / street / clothes / and / children. / for / last week ______________________________________________________________ 3. like / I / going / the / art / to / gallery. __________________________________________________________ 4. opened / my / in / school. / can / A / be / new / library __________________________________________________________________ 5. you / Have / finished / yet? / paintings / the ______________________________________________________________ II. Complete the second sentence so that it means the same as the sentence before. 1. Her taste is not different from mine. => Her taste is ___________________________________________________ 2. I began studying English three years ago. => I have _______________________________________________________ 3. I find carving eggshells interesting. => I enjoy _______________________________________________________ 4. Get up early or you’ll go to school late. => If you don’t get _________________________________________________ 5. They can buy many kinds of goods in Ben Thanh Market. => Many kinds of goods__________________________________________________ III. Use the words given to make some sentences. 1. Tom / often play / monopoly / his friends. _________________________________________________________ 2. We / should / eat / more / fruits / vegetables. ___________________________________________________________ 3. I / start / play football / when / I / ten years old ___________________________________________________________ 4. In / past, / this house / build / by / my uncle. __________________________________________________________ 5. Read / books / free time / be / my / favorite / hobby. ______________________________________________________________ ____________ THE END_______________
(London) (wich) lies on (the) river thames (is) the capital of england Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.
Chuyên gia văn ơi với các bạn giỏi văn đội tuyển văn ơi giúp mk với ạ !!
Có ai biết làm câu 4 5 hong giúp mình với
Rewrite the without changing the meaning 1 I spend 15 minutes walking from hear to my school → It ... 2 My house is not far from your house → It...... 3 You can come here by bus → You..... 4 My house is about 30 km from Natiomal Library → It.... 5 What is distance between the board and the first student 's desk? → How..... 6 Is the movie theater far from the restaurant? → It.....
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