ช่วยสอนหน่อยค่ะ ข้อ2 หาพท.ผิว หาพท.ปริมาตร 🥲

ร์ เล่ม 2 มุมฉาก BC, AOCD งเอียงยาว ierback อ้านยาว c งเอียง หนังสือเรียนรายวิชาพื้นฐาน คณิตศาสตร์ เล่ม 2 1 2 แบบฝึกหัด 3.1 ค จงหาพื้นที่ผิวข้างของพีระมิดฐานห้าเหลี่ยมด้านเท่ามุมเท่าซึ่งมีฐานยาวด้านละ 10 เซนติเมตร และส่วนสูงเอียงยาว จงหาพื้นที่ผิวของพีระมิดฐานสี่เหลี่ยมจัตุรัสซึ่งมีฐานยาวด้านละ 12 เซนติเมตร และส่วนสูงเอียงยาว 12 เซนติเมตร 6 เซนติเมตร บทที่ 3 | พีระมิด กรวย และทรงกลม 3. อาคารแห่งหนึ่งมีลักษณะเป็นพีระมิดฐานสี่เหลี่ยมจัตุรัส ซึ่งมีฐานยาว ด้านละ 30 เมตร และมีความสูง 20 เมตร จงหาพื้นที่ผิวข้างของ อาคารนี้ - พีระมิดทำด้วยไม้อันหนึ่งมีฐานเป็นรูปสี่เหลี่ยมจัตุรัสยาวด้านละ 6 เซนติเมตร และพีระมิดสูง 4 เซนติเมตร ถ้าต้องการทาสีพื้นผิวของพีระมิดนี้ บริเวณที่ทาสีมีพื้นที่ที่ตารางเซนติเมตร 5. จงหาพื้นที่ผิวของพีระมิดที่มีฐานเป็นรูปสี่เหลี่ยมผืนผ้า ซึ่งมีด้านประกอบมุมฉากยาว 32 เซนติเมตร และ 10 เซนติเมตร และมีความสูง 12 เซนติเมตร 6. พีระมิดฐานห้าเหลี่ยมด้านเท่ามุมเท่าซึ่งมีฐานยาวด้านละ 8 เซนติเมตร และมีพื้นที่ผิวข้าง 120 ตารางเซนติเมตร 133 จะมีส่วนสูงเอียงยาวเท่าใด 7. พีระมิดฐานสิบเหลี่ยมด้านเท่ามุมเท่า วัดความยาวรอบฐานได้ 56 เมตร และมีพื้นที่ผิวข้าง 224 ตารางเมตร ส่วนสูงเอียงของพีระมิดยาวเท่าใด 8. รูปจำลองของศิลาจารึกอันหนึ่งมีฐานเป็นรูปสี่เหลี่ยมจัตุรัสโดยมี ลักษณะและขนาดดังรูป ถ้ารูปจำลองนี้มีปริมาตรทั้งหมด 40,200 ลูกบาศก์นิ้ว จงหา 1) ส่วนสูงเอียงของส่วนที่เป็นพีระมิด 2) พื้นที่ผิวของรูปจำลองนี้ -30 นิ้ว 42 นิ้ว

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Skills 2c L Check these words • powerful mysterious cool bridge of rocks wonder of nature giant fit together enemy • eruption surface size boiling lava Reading 1 Read the summary and fill in the gaps with the words from the Check+ Check these words box. Finn MacCool and check. Finn MacCool 2 terrified huge Irish legend cross fight result place of myth and legend between Ireland and Scotland. The The Giant's Causeway is a 1) rocks have six sides that 2) to form the Giant's Causeway. People can walk on it but they can't walk to Scotland because it is under the 3) of the sea. An Irish legend says that a 4) MacCool, lived in Ireland while his 5) they couldn't 6) giant, Finn Benandonner, lived in Scotland, so the sea to fight. One day Finn threw rocks into the sea and made a bridge. After this he was tired and went to sleep. Benandonner ran across the bridge. Finn's wife saw him and tried to wake up her husband but she couldn't, so she dressed him in babies' clothes. Benandonner saw it and imagined that it was Finn's baby. He was 7) by the size of the baby and ran back home. As he ran, he pushed down the rocks to stop Finn following him. Scientists believe that the Giant's Causeway is the 8) 9) Then listen to someone telling a story of Speaking a) Listen again and take notes. b) Imagine you are a tour guide at the Giant's of a volcanic Finn MacCool and the Giant's Causeway ● main characters: Finn MacCool... where he/they lived: ... how the story began: ... what happened next: ... what was the main event: ... what happened in the end: ... Causeway. Use the verbs below in the past simple and your notes in Ex. 2a to tell the story of Finn MacCool. Use these words: once, one day, after this, then, and then, when, before, in the end. • build live cross • throw • make • go to sleep • start running try/wake up dress... in imagine ● • run back push down 20 Once, there was a giant called Finn MacCool ... . He lived with his wife in .... One day, he .... Then, he... In the end, Writing SM

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* Conditionals types 0, 1, 2) 5 Circle the correct item. * Grammar revision 7 Choose the correct iterm. * 1. If you don't sleep, you are / will be very tired. 2 If it will rain / rains, we won't go out. 1 * Pm thirsty." 1 . you a glass of water. " 3 We will miss the train if we won't Leave / A get B am getting C will get 2 แWill it snow today?7 4No, it . ." don't leave now. A doesnt B wont C isn't 4 When you mix white and black, you get / will get 3 Look! He . off his chair. grey. A is going to fall B will fall 5 Will you go if he asks / will ask you? C falls 6 If we go / went to Oxford Street, we'd stay with 4 What time . James tonight? Ann. A you meet B are you meeting 7 Wed buy a bigger house if I get / got a pay rise. C do you meet 8 If l am / were you, I'd ask for his help. 5 If you heat ice, it . 6 What would / will you do if he lied to you? A will met B is melting C melts 10 If he had enough money, he would buy / 6 ! think lan . the competition next week. bought sweets for his children. A is winning B wins C will win 6 Put the verbs in brackets into the correct *What are your plans for the weekend, Mark? 7 tense. ี *Didnt tell you? 1.to Lisbon.) A will go 1 If Nathan (move) B gง C m going to France, Emma will be sad. 8 When she's in London, Laura.Some museums. (have) a good A is going to visit C is visiting 2 If 1 B is going to Voice, ! would be a singer. If I don't study, ! If the weather is nice, we . to the beach. C will go 3 9 (get) bad marks. 4 1't buy this top if they A go B would go 10 *Look at those clouds!" *it . (have) it in green. A is going to rain B will rain 5 If we don't leave now, we C is raining ไnot/get) there on time. Do you think it . this week? 11 6 If you freeze water, it A will snow B snowS (become) ice. C is snowing 7 If Charlotte was here, I 12 What this Saturday? (ask) her to hetp me. A will you do B are you doing 8 if 1 (be) you, wouldn't C do you do eat 50 much junk food. 8 Write 3 things you think will/won't happen tomorrow, 2 things you are going to do this summer and 2 things you are doing this 9 Unless you (say) please, won't hetp you. (travel) 10 She weekend. ** by car if she had one.

ช่วยหน่อยค่ะ ขอด่วนๆเลยได้มั้ยคะ รีบมากกกกกกก

l 10:09 น. e Image_202106. 0 Vocabulary A. Complete each sentence with the correct word or phrase. circus trick cage hard its own 1. My dog can do a clever 2. Suzie has a little bird at home. It lives in a 3. The exam will be difficult, so well need to study very 4. My hotel room has a bathroom. 5. I took my little brother to the He can walk on his two back legs! bathroom, so I don't have to share He liked the clowns best. 8. Choose the correct word or phrase with the same meaning as the blue words in each sentence. do something again and again until you are good at it enjoyable do Something for other people to see or hear wants to do something in the future different from most others 1. During the winter holidays I tried sking for the first time. It's fun. 2. Georgie is a very good musician. She practises the piano for two hours a day. 3. The City Orchestra is going to periorm a piece of music by Mozart. 4. Jeremy dreams of becoming a doctor, but hell have to study for many years. 5. Sarah lives in an unusual house. It's painted blue and it has round windows. In other words A. What is the main purpose of the passage? Circle 1, 2 or 3. 1. To describe an unusual circus. 2. To describe the dreams of young people. 3. To talk about the problems of animals in circuses. 8. Match each heading to the correct paragraph in the passage. 1. Paragraph 2. Paragraph 3. Paragraph Working hard in the circus and at school. No animals in this circus. A circus of young people. 13

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3) Peter's square bedroom has an area of 90 square feet. The length of one side of his bedroom is between which two whole numbers? 4) A square place mat has an area of 169 square inches. Sally decides to decorate the place mat by putting fringe around the edges. How many inches of fringe will sally need to buy? 5) Mark wants to fence his square backyard. He measures his backyard to be 2,401 square feet. How many feet of fencing will Mark need? 6) Mr. Mason was hired by Mrs. Green to tile her square-shaped bathroom. Mr. Mason is laying 676 square feet of tile. What is the length of one side of Mrs. Green's bathroom? 2 จาก 2

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Antony : Hello, .1 ? : Yes, that's right. Antony : Could I speak to Mr. Sompol, please ? : Yes, .2 .? Bob Bob Antony : Antony Briggs. Bob 3.Sompol, it's for you. :. b. Will you please contact Sompol for me 1. ส. May Icall the right place c. May Ispeak to the director, please. d. Is that 4660690 2. a. How do I know your name b.Who's speaking. please c. May I know whom I am speaking to d. Could you spell your name.please 3. ถ. One moment.please, Mr. Antony. b. Will you hang up for a while ? c. Do you mind calling up again ? d. You'Il have to wait for a few minutes ? 1 4. A :. .Suwit, please ? B: Just a moment.please. ส. What am I speak c.Where are you speaking b. May I speak to 4. I'm glad. IfI speak to 5. A : Is that 258-6439 ? B : No. This is 258-9436. A : Oh, . a. I'm glad to hear you. c.I'm very sorry- 6. A : Would you please call Lalita to the phone ? B: b.Thank you, goodbye. d.Can I speak to John? b.Who's speaking? I'm afraid I can t. d.Don't worry.She ll come soon. a. Where's Lalita ? c.Sorry, she is out. Caller : Is that 0-2589-1902? Secretary: Yes, Mr. Parkinson's office. ..8 .. ? Secretary : He's out, He will be back at two o'clock. .7. Caller b. Susan speaking. d. Speaking 7. a. I'm Susan. c. Susan's speaking. a. Who are you? c. May I speak to Mr. Parkinson, please? d. Mr. Parkinson, please? Caller : Hello, is that 0-2589-1902? 8. b. What's your name?

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Profile: Christiane Amanpour Christiane Amanpour is small with dark hair. She looks Iike an ordinary person, but she is one of the world's most famous journalists. Chnstiane was born in England in 1958 and went to school 5 there and in Iran. She studied journalism in the US, and when she graduated from college, she got a job as an assistant with CNN ไarrived at CNN withasuitcase, my bicycle and 100dolars"'she says. It wasa difficult introduction to,oumalism, but Christiane worked hard, and she soon 10 became a foreign correspondent. many different stories. Some of them are the biggest stories of the twentieth century. She haร reported on wars and natural disasters. and she has also interviewed world 20 Teaders and politicians. She has often been in danger, but ใuckily she has never been injured. Christiane won the Courage in Journalism Award in 1994 for her war reports, but she is modest about it. "It's our iob to go to these places and bring back stories, just as a window on the 25 world" she says. Life as a foreign correspondent is busy and often dangerous. They fly to different countries and report on เnternational news there. Their reports appear on news websites, in newspapers and on TV, and thousands-- 15 sometinmes millions-of people see them. Today Christiane anchors an international neWS show called Amanpour. She interviewS people in aTV studio, so she doesn't travel much, but she still tells people what is happening in the world."I believe that good journalism, 30 good television, can make our world abetter place" she says. Chnstiane has been all over the world and reported on Key Words foreign correspondent wars natural disasters world leader: (2, Read the maกาinn าrtil politicians modest

ช่วยทำหน่อยค่ะ วิชาภาษาอังกฤษ ม3 present perfect &past simple กำหนดส่งก่อน 14.00 น.ค่ะ

PROVIDE FOR or SINCE plus the RIGHT VERB FORM into the gaps below. 6 We (know) each other we were children. (be) a teacher (not eat) (be) in Paris (own) that house 7 Dave 1997. 8 The animals three days. 9 Sam Wednesday. 10 Mrs Smith a long time. 11. I ve been a teacher 1990 12. She waited a long time but nobody came. 13. Grandma has been very happy she moved in with us two months ago. 14. I have lived in this town three years. 15. Mary has known Paul they were in High School together. Put the verbs in brackets into the Present Perfect or Simple Past Tense 1. " (you ever be) to the USA?" "Yes, I (go) there last summer." "How long L(you stay)?" "A month." (you wake) up this morning?" "At five, and then I (never wake) up so early in my life." 2. "What time (go) for a walk in the woods." " I 3. " (you take) the dog out yet?" (take) him out when I "Yes, I (come) home." 4. "Have you got Henry's new address?" " (not know), I _(he change) his address? (send) a letter to him at the old address last week" I 5. Im not very well. I (eat and drink) too much. 6. "My son (not start) work yet, he is still at University." (he be) at University?" "He (spend) five years at the High School in Park street. "How long (be) there for three years. Before that he 7." L(you ever be) to Disneyland ?" "Yes, I (go) there last year, when I (spend) a week in Paris with my children. It _(be) fantastic." 8. "Are you at home?" "Yes." " (the kids have) fun at the fair?" "Oh, yes! They (enjoy) themselves a lot and they (not want) to come back home". 9. "I can't drive, I (lose) my glasses. (you see) them anywhere?" "No, Sorry. Perhaps you (leave) them at the theatre." 10. "I (just make) some tea. Would you like some?" "No, thanks. (have) two cups an hour ago and I I (just have) a coffee with Tim." Find and correct mistakes in the sentences below. 1. Have you eaten a lot of sweets when you were a child? Tve bought a new car last week. Where have you been yesterday evening? Lucy has left school in 1999. When has this book been published? She didn't finish her homework yet. 2. 3. 4. 5. 6. 7. Sue knew Tom for a long time. 8. The postman hasnt given me the letter already.

วิชาภาษาอังกฤษป. 6ช่วยสอนหน๋อยค่ะพี่ๆน้องๆใครที่รู้สอนหน๋อย

Exo จับคู่สำถามกับคำตอบให้ถูกต้อง 1. Caา hal) yoน 2. H4 Lch s ice? 3. C) O. Sel chicken? 2. Forty baาt a Al2 5. Hre s the ทาoney 6. s there มาything else? *. Here you aย. 7. How กาuch มe oranges ? 9. Two bags please 8. How กmuch are eggs? h. Sixty bat a ba0 3. Ghve me hwo pineapples. piease . Forty ight baาt a docา 10. Do you sel chocolate cakes? | No. Thats al. Exerciร จงตอบคำถามต่อไปนี้ โดยอ่านเนื้อเรื่องที่กำหนดให้ Sunee sgoing to the market. She wants to buy maาy thiาร 202น ครre รา อกy food n her refigerator Suwanan. her daughter waาts to go พtา กer So. Suกอะ 2nd Soพaาสา g0 to the market by their car At the market, Sนทee buys two kilos of pork. a dozen 2205. 2 bag of sนgar a bag of four and a kio of vegetables. Now. she wants Some bread and outter She Says 10 Suผaาaา Tm going to Kanda Bakery Please buy a bow of tssue paper and r boxes of mาลtches. Here is fifty baht. wil wait for you at the fo0d sho0 Sunee walks to Kanda Bakery and buy a cake, a oaf of bread. a b0k o cookies and some buter Then, she s waitng for Suาwaาan at a food shว0 Now. Suwaาaา 5 coming back. There 5a bag n her hand Sanee : St down and drink aglass of orarge ce Sนพanan : Thaาk you. Tm very thinsty

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ให้นักเรียน 1. อธิบายองค์ประกอบและการทำงานของระบบทางเทคโนโลยีที่เลือกไว้หรือได้รับมอบหมาย 1 เรื่อง ในรูปแบบ ไดอะแกรม 2. เสนอแนวทางในการแก้ไขหากเทคโนโลยีเกิดปัญหาหรือข้อบกพร่อง รวมทั้งแนวทางในการดูแลรักษาเทคโนโลยี ระบบทางเทคโนโลยีของ ตัวป้อน (input) กระบวนการ (process) ผลผลิต (output) ข้อมูลย้อนกลับ (feedback) (ถ้ามี) | -) ปัญหาหรือข้อบกพร่องที่อาจเกิดขึ้น สาเหตุของปัญหา 1. 2. แนวทางการแก้ไขปัญหา 1. 2. แนวทางการดูแลรักษา 1. 2. ง่