黄色チャート　数Ⅱ 3章　79 はじめの「PQを通る直線とlが垂直に交わる」は理解できました。 しかし2つ目の立式の際に「PとQはlから等距離にある」を利用したのですが(点と直線の距離の公式)、a+b=5となっていましました。 この考えだとどこが間違っているのでしょうか？

! 1246123 ✓(4/6/13/192 直線l:x+y+1=0 に関して点P(3, 2) と対称な点Qの座標を求めよ。 重要 83, 基本 101 CHART SOLUTION 線対称 直線ℓに関して2点P, Q が対称 [1] 直線PQ が lに垂直 [2] 線分PQの中点が上にある 解答」 点 Q の座標を ( α, b) とする。 直線lの傾きは -1 DES 直線PQの傾きは b-2 a-3 直線PQlに垂直であるから (-1).-² -=-1 点Qの座標を(α, b) として, 上の [1], [2] が成り立つように,a, 6についての 連立方程式を作る。 6-2 a-3. が直線l上にあるから 3+a 2 POINT 2+6 + 2 +1=0 よって ①,②を連立させて解くと したがって, 点Qの座標は GATAN a+b+7=0 2 TAXO, l 0-67 p.115 基本事項 ⑥ YA よって a-b-1=0 ① 3+α ●また、線分PQの中点 ( 3122+2) これができなかった。今 ) 傾き b=-4 a=-3, (-3, -4) ......! Q(a,b)傾き-1 -10 -1 (3+a 2+b) 2+b) 2, b-2 a-3 •P(3,2) ←l:y=-x-1 直線PQ は x軸に垂直 ではないから a=3 TALA 直線lは線分PQの垂直二等分線である。 ( 両辺に(a-3)を掛け b2=4-3 同じ(6/23) 40= PASTEL 1① +② から 基本例是 座標 (1) ある直 a+6=0 など。 ++x(x) ( G 8T CHARS 点 CAMP (2) 平行 0+30 解 (1) T C

(1)〜(4)まで全て分かりません🥲教えてくれると嬉しいです！

for Expression Writing [文章の誤りを直す] /16 (4点) 8 Answer the following questions. 次の文章は、あるアメリカの高校のウェブサイトにある学校紹介ですが､ 文法や内容に誤りが あるようです。 下線部 (1)~(4) の誤りを直し、 下線部全体を記述しなさい。 Star High School (1) has been one of the best school in San Francisco for the past 20 years. It is known as a school with quality teaching and various school events. Our school provides (2) as few as 20 school activities in the three academic years and has over 10 societies and clubs. We welcome students from all cultural backgrounds. (3) Since the school have started in 1998, our students have come from different towns in the San Francisco area and neighboring cities, (4) or they are all interested in the differences and uniqueness they find on campus.

ceremonialからの文の文法を教えて下さい🙇‍♀️

rs. S flertonmaiphus In the past, demand for the birds' beautiful feathers resulted in a huge 35 amount of hunting. At the peak of the trade, in the early 1900s, the feathers of 80,000 birds a year were exported from New Guinea for European ladies' hats. Lochne However, surprisingly few birds die in order to make such things nowadays. of chose th Ceremonial feathers are passed down from generation to generation. 6

当てはまるものを教えてください！お願いいたします。

ot it. ent Read the invitation. Guess the missing words. DAY: Friday evening TIME: O from PLACE: Chelsea's apartment 7:00 p.m. Soon I will 2 to the UK, so I'm having a farewell party. I hope you can There will be lots of food and great music, but please BYOB*. - It's easy to get to my place by subway. 4 you get building. Go two of the station, walk west 6 to Greene Street. 8 My apartment building is a red brick building. It's on the can't it. 3 Attachments the N train to Canal Street Station. When Canal Street past the Citibank right. I'm going to miss all of you, so I really hope you can come. Here are some photos of the great times we've had this past year! Chelsea *"BYOB" means "Bring Your Own Bottle" - whatever you want to drink. Complete the sentences. Use these words. There are 2 extra. 5-10 Listen and check your answers. side of the street. You along come hours miss return take blocks from left MATHORITH out VATAN MOITA straight turn

1、2はわかったのですが、3〜5番が分かりません。 教えてください。

1 ». Wouldn't / 4. would often /7: used to ]内の語句を並べかえて英文を完成させるとき、(A)~(J)に入る語を答えなさい。 3 [ 文頭に来る語も小文字で示してあります。 【知技 2*5=10】 (1) It's half past eight. ( ) ( A ) ( B ) ( It's half past eight. [ should/h/ for / hove/ school / Jeft ]. (2) This restaurant is very crowded. [ well / bock / we/ as / might / come ] later. This restaurant is very crowded. ( ) (C') ( D ) ( ) ( ) later. (3) [first/they/ well / in / prize / win / may] the brass band contest. ). ) ( F ) the brass band contest. (2) A (3) (4) (5 (6 (109) (E )( )( (4) { rather / keep / tell / would /1/than / secret / it ] her straight. ( I ) (nould) (G) ( )( )(´H )( ) her straight. (5) You [ throw / as well as / your money / into / might / the sea ] lend it to such a person. You (M) ( I )( )( )( )( )( J ) lend it to such a person. aswell thrin yo' 次の各組の英文がほぼ同じ意味になるように、(A)~(J)に入る最も適当な英単語を答えなさい。 【思判表1*10=101

どうやってy=2を求めるか分からないので教えて欲しいです🙇‍♀️

HAORMS** Jei 7 (1) 連立方程式 |y=x-1 y = -2x+8 を解くと dat PAST ZACP x = 3, y = 2 したがって,交点の座標は

赤丸が着いている文章の文法を教えてください😭 至急ですお願いします🙏

18 ® Brady's collection of pictures / grew and grew / until, / by the end of the war, /he had over 3,500 photos. // @He thought/ many people would want to buy his photos, / 彼は多くの人々が彼の写真を買いたがるだろうと思いましたが、 but this didn't happen. // They didn't want to see pictures / that reminded them / of そのようなことは起こりませんでした。 彼らは苦い過去を思い出させる写真を、見たくなかったのです。 (29) the bitter past, // Besides, / most people did not have extra money / to spend on

英語の問題です。 答えをなくしてしまい答え合わせができないので、解いてくださる方いませんか？🥺

24 Lesson 1 3 町 2) Ted was able to write a lot of kanji. (否定文に) 3) Please carry this box. (can を使ってほぼ同じ意味の文に) 各文を( )内の指示に従って書きかえなさい。 A li vypard ed iw radial 198 1) We go camping in this mountain even during winter. (｢~できる」という意味の文に bng snsl 4) Can I borrow your dictionary? (より丁寧な表現に) 5)We can take some pictures in the park. (tomorrow を付け加えた文に) 2 各文の can と同じ用法を表す can を含む文を下から選び, 記号で答えなさい。 A 1) She can cook very well. ] ased svad Iliw sd2 (1 2) You can watch TV in the living room. 3) Can you help me? (a) Can you close the door? (b) Can Bob understand this difficult book? (c) You can use my new bike. 1)誰もが間違えることがあり得ます。 Everyone 2) このボタンを押してはいけません。 Ultimate 2nd ( )内から適切なほうを選びなさい｡ A B 1) You will (can / be able to ) ride a bike soon. 2)I(can/could) swim 800 m when I was young. 3) (Can / May) you answer the door for me? 4) “(Can you / May I) have lunch now?”“Yes, you can.” 5) He is very honest. He (can / can't) tell a lie. pp.119-123 nonul astus theorie svad liw yorT (S You press this button. 3) その男の子が高校生であるはずがありません｡ The boy 4) アヤは公園にいるかもしれません。 make mistakes. Aya [ can/can't / may / may not ] be in the park. 3rd Edition snigoyle avewin ai uitond vM (8 momot onlye ni poivirus sus W ( 4 [ ]内から語句を選び, 英文を完成させなさい。 ただし, 同じ語句は1度しか使えません。 A B be a high school student. elenal rotion gund 本日 pp.98-10

字が汚くてすみません。2級のライティングです。添削お願いします。

PANOL TOPIC mora alaminG WOR ogra.ioita.org People around the world live longer lives than they did in the past. Do you think people will live even longer lives in the future?

至急教えてほしいです！！！

C. Match each idiom with the best definition. One definition is extra. as a matter of fact a. although; despite be similar to b. attract one's attention 10. 2. 3. 1. 4. 5. 6. 7. 8. 9. catch one's eye even though name someone as set a record when it comes to on the other hand wear out these days C. have something in common with d. use until something becomes useless e. by contrast f. do something no one has done before g. considering; looking at h. in fact; actually i. decide a person to win an award or fill a position j. now (but not in the past) k. return to the top level of success