🚨至急お願いします🙇 1枚目のマーカー部分で、なぜこことここが＝で結ばれているのかわかりません。 2枚目は問題です

x=2 204 針■■■ ATの長さについて △ATC△TBC, ∠ATB=90°であることを 利用。 A 720 方べきの定理により CB・CA=CT' CT2=24 CB=4, CA=6であるから よって CT=2√6 CTは円 0 の接線であるから ∠CAT=∠CTB ∠Cは共通であるから CH したがって AATCATBC ? AT: TB=TC: BC ゆえに, AT: BT=2√6:4=√6:2であり C - AT=√6k, BT=2k (k>0) ① とおける。 ∠ATB=90° であるから AT'+BT'=22 この式に①を代入して整理すると 2 /10 10k2=4 ゆえに k= したがって 5 = 5 AT=√6.√10 5 = 2/15 LO 5

並べ替え問題を教えてください🙇‍♀️

(as/transportation / as/no/convenient / is/ a streetcar) in that city. in that city.

ATの求め方がわかりません。解答見てもわかりませんでした。わかりやすく説明お願いします🤲

図形の性質 BC=2AB となる点Cをとる。 また, Cから円0に接線 CT を引き, その接 点をTとする。 線分 CT, AT の長さを求めよ。 204 直径が2である円0において,1つの直径ABをBの方に延長して

英作文問題なのですが、自分では採点が難しいので文法など正しいかどなたか確かめて欲しいです🙏🏻

5. 内容:第1部・・・ 童謡 第2部･･･アニメソング 6. お問い合わせ: 青空中学校 Tel:○○ 問3 次の発言に対するあなたの意見を,その理由を明確にして、まとまりのある3文程度の英語で書 きなさい。なお, 書き出しの1文には下のどちらかを用いること。 発言: Sending postcards is better than sending e-mails for New Year's greetings. 書き出し: I think so, too. I don't think so. (注) postcard: はがき New Year's greetings: 新年のあいさつ

根気強く英文読める方お願いします🙏 この問題の(2)は合っているでしょうか。 違うのなら違う理由も教えてくれるととても嬉しいです😭お願いします

TREK [3] 9分 10 2935 受験 難問 次の英文を読んで、あとの(1)~(3)の問いに答えなさい。('13 神奈川県) Brian is a high school student from America. He joins a *volunteer club at school. Last Sunday he went to a "nursing home with his friends to teach the old people living there about computers. Mr. Doi, one of the old people there, is talking with Brian in a room at the nursing home. sdgoon 5 Mr. Doi: Hello, I am Kazuo Doi. Nice to meet you. Thank you for coming today. Nice to meet you, too. My name is Brian. What can I do for you, Mr. Doi? Brian Mr. Doi: Can you teach me how to send e-mails, Brian? Brian Mr Doi : Brian Of course, I can. Do you want to send an e-mail to anyone? Yes. One of my friends lives in a nursing home in Hokkaido. I have not seen her for a long time, but she sent me a "postcard last summer. She wrote her *e-mail address on the postcard. I want to send her an e-mail to say "Hello," but I don't know how to do it. salad : Don't worry, Mr. Doi. It is not difficult to send an e-mail. Tellsafi Two days later, Brian and his friend Yumi are talking in their classroom. 15 Yumi Brian Yumi Brian : 20 Yumi : Brian, I hear you went to a nursing home last Sunday, right? : Yes. I went there to do *volunteer work with my friends. : That's great. What did you do there? odon of d We taught the old people living there about computers. They were very glad to learn how to use computers. What did you teach them about computers? I taught some old people how to send e-mails. Mr. Doi was one of them and Brian : his English was good. Read this e-mail from him. He sent it to me yesterday. Brian and Yumi are reading the e-mail from Mr. Doi. Hello, Brian, 100 living here enjoy it. I am sending this e-mail with a picture of me *in front of a microphone." Her e-mail was *encouraging to me. Now I have found an important thing to me. It is to try new things. When I find a new thing to try, I will send you an e-mail again. 35 Kazuo Doi After reading the e-mail from Mr. Doi, Yumi and Brian are talking again. Yumi Mr. Doi enjoys *communication by e-mail. Brian Yes. I'm very happy to hear that. Yumi You did a good thing, Brian. 40 Brian Yumi Brian 45 Yumi : Brian Yumi 50 Brian Yumi 55 Brian T Thank you for coming last Sunday. Do you remember my friend who sent me a postcard with her e-mail address? After I sent her an e-mail, she sent me an e-mail back soon. Using e-mail is a lot of fun. In her e-mail she said, "Now I am trying a new thing in my nursing home. I am *in charge of an announcement over the PA system for 10 minutes in the morning. During this time, I read the *newspaper of the day and make some *comments. Many people Yumi Thank you, Yumi. I went to the nursing home to teach the old people there about computers, but I also learned something there. : What is it, Brian? Mr. Doi knew his friend was in charge of an announcement over the PA system, and then he started to think about trying a new thing, too. I know. Mr. Doi says, "encouraging" in his e-mail. Right. When I taught him how to send e-mails, he said, "I have wanted to learn a lot of things. Using e-mail is one of them." I see. You want to say the e-mail from his friend made him more *positive, right? That's right. First, Mr. Doi learned how to send e-mails and wrote an e-mail to his friend. Next, he got an e-mail from his friend and knew his friend was trying a new thing. Now Mr. Doi ( ) to him. Mr. Doi thinks that it is to try new things. We can say it is good to know how our friends are doing. It is wonderful to *communicate with other people, Brian. : I think so, too. Communicating with other people can make people more positive. I learned that from volunteer work in the nursing home. : I hope that Mr. Doi can find a new thing to try. Please tell me when you get an e-mail from him again. (注) volunteer club ボランティアクラブ nursing home 老人ホーム send〜 〜を送る postcard 絵はがき e-mail address 電子メールアドレス (約 685 語) volunteer work ボランティア活動 in charge of an announcement over the PA system 館内放送を担当して comments コメント in front of a microphone マイクの前の communication by e-mail 電子メールによるコミュニケーション communicate with ~ ~とコミュニケーションをとる newspaper encouraging 励みになる positive 前向きな

aの求め方がよくわかりません。 わかりやすい解説をお願いします。

B bitcampus.ne.jp/studentsite/webexam_m + : [2] 選択肢から選んでください。 第3 y=4x y=16-2x y=2x y=24-4x D あなたの解答: y=24-4x 問題の正解: y=24-4x 解説へ (623A21-A0000017-2-4) 物体を自然に落下させるとき, 物体が落下し始めてからx秒間に落下した距離をymとすると,xとyの関係 式は, y=4.9x2で表される。 物体が落下し始めてからa秒後から0.1秒間の平均の速さが毎秒8.82mであるとき, aの値を求めよ。 a = ( 選択肢から選んでください。 第4 8.5 0.85 0.17 1.7 あなたの解答: 1.7 × 問題の正解: 0.85 解説へ 印刷 (623A21-A0000017-2-1) 物体を自然に落下させるとき, 物体が落下し始めてからx秒間に落下した距離をymとすると, xとyの関係 式は,y=4.9x2で表される。 物体は最初の0.4秒間に何m落下するか。 ( ) m 選択肢から選んでください。 0.196 7.84 1.96 0.784

英作文の確認お願い致します！！ 問3です。

5 次は,アメリカ (the U.S.) からの留学生として昨年あなたの中学校に来ていたAlex から届いたメール です。これを読んで, 問1~問3に答えなさい。 *印のついている語句には、本文のあとに〔注〕があ ります。 (12点) Hello. How are you? Last month, I found a nice new shop near my house. The shop * sells many things from Japan. I bought a beautiful *postcard. The owner of the shop said that the picture on the postcard was taken in Kyoto. The owner's name is Meg. She's very good at Japanese. I said, “Your Japanese is She lived in your town when she was a good!" I was surprised at her answer to that. child! I showed her some pictures of the town. You know I took a lot of pictures when I was in Japan. Meg looked at one of them and said, “I love this picture!" I took that one at the summer festival in your town. She has never visited Japan, but she says she My sister Lisa likes that picture, too. wants to go to some festivals there *someday. We're going to have Lisa's birthday party this weekend, so I'll buy a birthday present for her at Meg's shop. What should I give her if I buy something from Japan ? 〔注〕 sell ･･････ ~を売る postcard･･････ はがき 絵はがき owner・・・・・・ 持ち主 taken・・・・・・ take の過去分詞 (be) good at ~･･････〜が得意である (be) surprised at ·······〜に驚いて never......一度も〜ない someday･･････いつか 問1 Alex が,近所に新しいすてきな店を見つけたのはいつですか。日本語で書きなさい。(3点) 8問 問2 本文の内容と合うものを、次のア~エの中から1つ選び、その記号を書きなさい。 (3点) Alex は Meg の店できれいなはがきを3枚買った。 Meg は大学生のころ、 日本に住んでいた。 Hinds grivbile level bed! ウ Alex は日本にいたころ、あまり写真を撮らなかった。 medi エ Meg が気に入った写真はLisa も好きな写真だった。 ooods won! boy by mad 「おく 問3 下線部について、あなたはAlex に, Lisa に日本のものを贈るなら何がよいかについて紹介する メールを書きます。 〔条件〕にしたがい、 A に3文以上の英文を書いて, メールを完成させ 30150b 18572 is as 912 000 1 vou なさい。(6点) メール Hi, Alex. Thank you for your e-mail. A 22817 I hope you will have a good time at the party. Say hello to Lisa. らん [条件] ① 1文目は,何を贈ればよいかということを, You should に続けて解答欄の①に書き なさい。なお, Meg の店に置いてあるかどうかは考慮しなくてかまいません。 2文目以降は、その理由が伝わるように, 2文以上で解答欄の② に書きなさい。 (以上で問題は終わりです。)

中3 数学 図形 角度を求める問題 青文字は回答の解説を書き写したものです. 1行目の意味は分かるのですが , 2行目がなぜ2∠x+∠xになるのか分かりません. 教えていただきたいです.

(3) OA=AB=BC=CD 0 x A 90° Je B D

すべて翻訳お願いします

1 一般動詞の過去形 本 2次( )内の語を適当な形になおしなさい。 (1) They painted their bodies, and ( sing ), danced and made music. (2) I ( buy) this camera at that shop last week. (大阪 開明高) . (愛知・ 滝高) (3) The train (leave) Hiroshima at noon, but because of the accident, we arrived at Tokyo late at night. (*B*27★|☎®) (4) He ( drive) very fast then. (5) The man started his bike and ( ride) away slowly. (✰✰✰) (6) He never (stop) learning in his schooldays. (7) They (hear) many speakers last night. (8) Gina agreed to look the horse over, and the next week Paul ( bring ) it round to her home. (9) My mother (study) hard in her childhood. (10) I ( sleep) well last night. (東京・開成高) (11) Did you receive my postcard? I ( send ) it last week. (神奈川・日本女子大附高) * 3 次の文の( )内に入れるのに最も適当なものを下から選び、記号で答えなさい。 (1) Sue ( ) at the station at 6:00. ア reached 1 went (兵庫・ 啓明学院高) ウ got I arrived (2) "Where did you find this pen?" "( (京都外大西高) 1 I found the table. I Under the table. ) me about his plan. 1 spoke I told 7 Yes, I did. No, I didn't. (3) He ( ア said talked (4) Daisuke ( ) from Kansai Airport to 1 flew ウ took I spent drove to a hotel from there. 7 rode (5) I ( 7 went ( 大阪明星高 ) San Francisco, and (福岡大附大濠高) ) him to an Italian restaurant and we had a good time. 1 took brought I came (広島・如水館高 )

6の問題についてです。 私が書いた英文を採点してほしいです！！ここはこうだからダメ、こう書いた方が良いなどありましたら、教えて頂きたいです🙇🏻‍♀️ よろしくお願い致します(＞人＜;)

DO I want to use e-mails 2 Because it's easy and fast to send. 3 New Year's postcards need many time to send. 4. My hearts is important. 70