(2)の解き方を教えてください🙏 よろしくお願いします。

問4 図2のように,正四角錐 OABCD の点Aから, 辺 OB と辺 OC を通って点Dまで, ひもの長さが 最も短くなるようにひもをかけます。 また、図3は,正四角錐 OABCD の展開図であり、点Eは, 線分 AD と線分 OB との交点です。 (1), (2) に答えなさい。 図2 A ア 2/x △OAB ~ △AEB である。 B I 90°/3x C イ 3/x (1)図3において, △OABAEB であることは次のように証明することができます。 (あ) (う) に当てはまるものとして最も適当なのは、ア~カのうちではどれですか。 それぞれ一つ答 えなさい。また,(え)には証明の続きを書き, 証明を完成させなさい。 * 90°-1/4x 証明 △OAB と△AEB において, ∠AOB=∠x とすると, △OAB は OA = OB の二等辺三角形だから, ∠OAB= (あ) である。 また, △OAD は∠AOD = (1) OA=OD の二等辺三角形だから, ∠OAD= うである。 9 図 3 (え) O [E (2) 点AからDまでかけたひもの長さを求めなさい。 ウ 90°x B 90°x D. ~ 2組の角が ので

教えてください🙏

! 17:41 16. at the finest farm in Chile, the grapes are always in high demand for wine brewing. Cultivated Cultivation To cultivate Cultivating 17. If Mr. Briggs furniture by himself, it would have taken much time for him to do so. O is assembling assemble had assembled will assemble 18. The movie director officially announced that further details about the movie will be the office * 1 ポイント docs.google.com ll 53 * 1ポイント * 1ポイント

英語の穴埋めについての質問なのですが、どなたか教えて頂寝ますでしょうか？

! 17:41 16. at the finest farm in Chile, the grapes are always in high demand for wine brewing. Cultivated Cultivation To cultivate Cultivating 17. If Mr. Briggs furniture by himself, it would have taken much time for him to do so. O is assembling assemble had assembled will assemble 18. The movie director officially announced that further details about the movie will be the office * 1 ポイント docs.google.com ll 53 * 1ポイント * 1ポイント

間違えてるところあったら教えてください🙇‍♀️

74 □07 Mr. Bell is the person ( for what 3 with whose 09 08 The professor sternly told the student, "Read the passage ( きびしぐ in my lecture." that Do you remember the house ( where 2 when to that 10 Ghibli Museum is a place ( where 2 to where える ) I obtained the information. from whom because (4) to who 11 He has been in the hospital for two weeks. That's ( today. 2 how 017 ( (3 to which 3 why 12 He talked about one of Salinger's novels ( which whose ) I want to visit. 3 to which Power Frame R50. ) you spent your childhood years? 3 which 4 of which 13 He said he couldn't speak Russian, ( which 2 what 16 Last winter I went to Hong Kong, ( when wasn't 3 where wasn't 3 whatever 15 There was no objection from the man ( of whom 反対 3 who 18 The school is quite different from ( 1 which (2) that 3 why 14 There are often special box seats at sports stadiums, ( watch games with food and drinks. where 2 wherever 3 which 4 which 4 which ) was untrue. 2 on whom 4 by whom 4 the way (3) as 4 how ) I can't remember the title. 4 of which 〈防衛大学校〉 ) seems easy at first often turns out to be difficult. 2 That ~でわかる It (3) What ) I referred 設する ) he can't come (法政大 > <センター試験> 4 whichever < 芝浦工業大 > (4) Which ) it was ten years ago. (4) what <杏林大 > ) as warm as I had expected. where it wasn't 4 which it wasn't < 東京電機大 > ) people can (名古屋外国語大) ) I thought was sure to protest. 〈日本大〉 < 桜美林大 > <センター試験> <センター試験> <東京経済大 >

わかんないので教えてください

Zorba's Promise 物語のおおまかな流れを理解するために物語を読んで概要をとらえよう。 ①Zorba was relaxing on a balcony near the port. ゾルバ バルコニー ※ゾルバは港の近くぶ のバルコニ Suddenly, a gull landed near him. 助けてとカモメ 突然 着陸する~の近くに 夏然カモメサ彼の近くに着陸しました。 "Help me," the gull cried. Class No. Name カモメ 泣いた ないた。 "What can I do?" asked Zorba. 私に何ができる "I promise." への近くの でくつろいでいた。 Zorba found the egg. "I'm covered with oil. 私はおおおおわれます。 ② "I've just laid an egg. Please promise to take care of it, feed my child, and 私は、女ょう適を産んだ。 世話をする teach it how to fly. Will you?" "Me?" "Thank you," the gull said. She soon died. looking in his direction. 方向 p64~67 I'll soon be dead." 死んだ もうすぐ死ぬよ "Mom." "Yes, you," said the gull. Under her body, この下に 体 ③ Every night Zorba kept the egg warm. gave up. One morning Zorba opened his eyes. A small white head was) This was difficult, but he never "I'm not your mom. But you're lucky. So that's your name, Lucky." ママ

無生物主語･名詞構文の問題の答えを教えて欲しいです🙇 できれば今日中に。それと日本語訳もお願いしたいです💦

Exercises I 日本語に合うように,[ なさい。 A 1. 飛行機のおかげで,快適に旅ができる。 Airplanes ( ) us to travel comfortably. 2. 日常生活の良い習慣によって,不要な思考の時間も省くことができました。 []内から適切な語を選びなさい。 必要なら適切な形にかえ A good habit of daily life ( 3.これらの写真を見ると私は学生時代を思い出す。 nodrexom ght. ) me of my school days. These photographs ( 4. 激しい雨で私は買い物に行けなかった。 The heavy rain ( 5. なぜその女の子は泣いたのですか。 a min brordn What ( 2. jote anti ) me from going shopping. ) the girl cry? [prevent save remind enable make] morning. Please call me whenever you want. Please ( )( 3. She plays tennis very well. She is a very ( ) us hours of unnecessary thinking. 2 各組の文がほぼ同じ意味になるように, ( 1. The woman walks in the park every morning. The woman ( )( )( )( 3 に適切な語を入れなさい。B ) in the park every ) a call whenever you want. )( ).

5️⃣(2)で、模範解答(赤線引いてあるところ)が、なんの作業をしているのかがわかりません。説明してくださる方お願いします。

5 図では原点,点A,Bの座標はそれぞれ (6, 0, 9, 2) である。 また, Pは y軸上を動く点で, そのy座標は正である。 線分AB, AP を2辺とする平行四辺形 ABQPをつくるとき,次の問いに答えよ。 (1) 点Pの座標が(0, 8) のとき, 直線QPの式を求めよ。 (o,t)! √9-4 2 y=-x+8 MTAND (2) 四角形OABPの面積と平行四辺形ABQP の面積が等しくなるとき、点Pの 座標を求めよ。 ⊿。AP +△ABP ÷6 これがイコールになればい!! 高野 の (①)である。 PK 3t ABP+A PRB (+2 36 4N Q (3,t+2) (9,21 B チェス A (610)3 19-4 SATUAN RU

添削をお願いします🙏

問2 次の英文は, たくみさんが冬休み明けに英語の授業で発表したものです。 これを読ん で、文中の呼びかけに対するあなたの考えを、あとの条件にしたがって30語程度の英 語で書きなさい。 ただし, Tm のような短縮形は1語として考え、符号(やなど) は (例)のように書き、語数に含めないこととします。 Japanese people send *New Year's cards to their family or friends living in other places. This has been a traditional Japanese custom for a long time. However, the One *reason is that many young number of New Year's cards is *decreasing now. people use their *smartphone to send their *greetings instead of sending cards. I think we should send more New Year's cards. Do you agree with my opinion ? (注) *New Year's cards 年賀状 *decreasing decrease 「減少する」 の現在分詞形 *reason 理由 * greetings あいさつ *smartphone スマートフォン (例)符号をつける場合の書き方 : ~ 条件 賛成の場合は“I agree with you.", 反対の場合は “I don't agree with you.” から書き 始め、いずれも語数に含めることとする。 ・主語動詞を含む文で書くこと。 自分の考えについて, その理由を説明すること｡ ・文中で述べられている例以外の内容とすること｡ boy vbart Tom to ROM Ai

解き方を教えてください🙏 答えは、8889kmです。

地図 Ⅰ 地図Ⅲ Y C 949 A 赤道 # 地図 Ⅱ 赤道 地図ⅣV N BA B X

(A)の問題の(1)~(6)までの答えと訂正した回答を教えてほしいです。よろしくお願いします。

【4】 次の設問 (A), (B) に答えよ。 (配点 30> (A) 次の(1)~(6) の各英文には、下線部ア~エのいずれか1つに文法・語法に関して不 適切な あるいは文意を通らなくする箇所が含まれている｡ その下線部の記号を記せ。 ア (1) It is estimated that the surface temperature of our planet has been risen by about half a degree Celsius, compared to a hundred years ago, and some scientists believe it's going to get warmer yet in the years to come. (2) In English-speaking cultures, children are often told to say "please" when asking for something. By so doing, they are more likely to be given イ permission than they do not. If they don't, their parents give them a hint, by asking them " What's the magic word?" Trying to forecast weather is incredibly complicated. Some scientists P believe that no matter how advanced science is, weather is impossible to イ predict it accurately, because there are too many random elements involved. (3) Inuits are a related group found in Alaska, and also in Canada and Greenland. They are thought to have spread into North America from Siberia many thousands years ago. In both the US and Britain these people are ウ often called Eskimos but the name Inuit is now preferred and is becoming more widely used. 5) The Cold War is a term for the political conflict between the capitalis countries of the West and the Communist countries of the East that begar 7 after World War II. Both sides had large military forces which were kep イ ready for war, and threatened at each other with nuclear weapons. I