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英語 中学生

至急今日中 解答お願いします。 必ずベストアンサーつけさせて頂きます。

Unit 12-15 まとめの問題 1 次の各組の語を発音し、 下線部の発音が同じものには○、 異なるものには×を書きなさい. please (〇) () down ( ) ▽ (2) laugh daughter ✓ (3) teach how □ (1) 2 次の英文につき ( )の前を上げ調子で言う場合はを下げ調子で言う場合は,それぞれ ( )内に書きなさい. ▽ (1) What are you eating ( )? ✓ (3) Is he watching TV ( ) or sleeping ( )? ▽ (4) How far is it from here to your school ( )? 3 次の対話が成り立つように,空所に適語を入れなさい. ▽ (1) A: Please B: Oh, I'm sorry. ▽ (2) A: ✓ (3) A: B: Yes, he ▽ (2) Can you lift the box alone ( )? B: The blue one is mine. The yellow one is my father's. ▽ (4) A: open the window. I'm a little cold. is your shirt, the blue one or the yellow one? 学習日 he play the guitar? He is a good guitarist. are you making? B: I'm making some sandwiches for lunch. ▽ (2) You are late for class. < 「~するな」 という否定の命令文に〉 eat them together. 4 次の各文について, 〈 〉内の指示に従って, 全文を書きかえなさい. ▽ (1) You listen to the teacher very carefully. <「~しなさい」という命令文に ▽ (3) We take a walk on the beach together.〈「~しよう」と相手を誘う文に〉 ▽ (4) John runs around the park every evening. 〈下線部を now に変えて現在進行形の文に〉 ▽ (5) They don't play the piano at night. (下線部を now に変えて現在進行形の文に〉 ▽ (6) Naoki is 180 centimeters tall. (下線部が答えの中心となる疑問文に〉 ▽ (7) We can visit his house next Friday. (下線部が答えの中心となる疑問文に〉

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数学 高校生

「CH>AB/2よりθは鋭角」の部分と「CH>AB/2よりθは鋭角であるから、RはCがC₁に一致するときに最大、CがC₂に一致するときに最小となる」という部分がわかんないです😅

√2 B 45° CH=2 (一定)であるから、aが2≦a≦√2を満たして変化 するとき, Cは辺ABに平行な線分C, C 上を動く(上図). ただし, 上図において, (1) △ABCは∠ABC,=135°, AC,=10+4√2, BC=2√2 の三角形 ET ●△ABC2は AC2=BC2 の二等辺三角形 ●△ABCは∠ABC3=45℃, BC3=2√2 の三角形 である. 2 11 CH> AB 2 \135° C3 よって, 2/2 R² = (ab) ² = 1/6a²8². B 1 3 16 the-s() AU よりは鋭角であるから, Rは,CがCに一致す るときに最大CがC2 に一致するときに最小となる. (i) C が C に一致するとき. R² = (ab)² = 1a³b²-1 (2√2)(10+4√2)=5+2√2. 16 16. (ii) C が C2 に一致するとき. 辺ABの中点をMとすると, C2M=2, AM=BM=- √2 であるから, 直角三角形C2AM に三平方の定理を用いると, 2 AC₂= BC₂ = √ √ 2² + (√2 ) ² = = =13 12 #ROR- * √2. ② 3 (プ) E - 17 - NO. 351-<X #S A √2 180 √2 a=2のとき. 1135° B sin∠ABC= 0°<∠ABC <90° より,∠ABC3=45° xonoto) -=X0330 1-0 052 させ a=2√2 のとき. C3H BC₁ = √2 A C000.00AKO AT NUSULO YOOLI- C CH=2,AB=2. A B b 135° 2√2 TANS des (0) b 3C₁ C2 BARTHRN a=2√2, 62=10+4√2. C 81 64 (4) 4²> a = b = d a √2 M√2 2 3 √2 B 20

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英語 高校生

教えてください!!

051 Michael works very hard. That's ( ) I respect him. 2 the person 3 the thing 1 how 4 why 052 Hiroshi says that he (A) from class next week because his sister is (B). A: O is going to absent 2 is going to be absent 3 will be absence 4 will be absented 2 getting married 4 to have marriage B: getting marriage 3 married 053 Whether there is enough food ( 1 keeping 2 last 054 Look! The river ( 1 flows ) much faster than usual today. 2 is flowing 3 flew 055 I am afraid I am not prepared to ( 1 catch 2 deal 058 Could you ( 1 call ) for the rest of us I am not sure at this moment. 3 left 4 remained (上智大) ) the risk of losing all my money. 3 put 4 take 056 A: Did you manage to answer all the questions on the test? ) to finish the last question when the bell rang. (3) over B: I was ( 1 about 2 close 4 out 4 will flow ) me a favor and take out the garbage? 2 carry 3/do 4 take B: until B: until 2 A: ever 4 A : once (センター) 057 A: Hello. Customer service. This is Fiona speaking. May I help you? B: Hello. I ordered some books two months ago, but they haven't arrived yet. Could you ( ) this matter, please? 1 look for 2, watch for 4 watch into 3 look into 2 A : do 4 A : keep (京都産業大) B: visited B: visited ( 芝浦工業大 ) B: when B: when (センター) 059 Even though I (A) spent two years in the US, I've never (B) to the Grand Canyon. Maybe I'll go next year. 1 A : ever B : been 3 A : once B: been (学習院大 ) ( 秋田県立大 ) (南山大) □060 I need a bigger refrigerator, but I'll have to (A) without a new one ( B ) I can afford it. ℗ A : do 3 A : keep (センター) (センター) ITPE A 9

解決済み 回答数: 1