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Mathematics Junior High

神奈川県特色検査模試の問題です。 超難しいので教えてください。

(イ) (b)について Jさんが洗った鍋のふたは図1のようなガラス製のものであり。 持ち手とふち がついていた。 これを模式的に表したものが図2であり, ガラス面の部分は、ふたの中心(持ち手の 中心)を通る断面で見てみると放物線になっていた。 図1 y=. 32 y= 32² Jさんは、鍋のふたの断面図を図3のように座標平面上に表してみた。 ガラス面を表す曲線 AC は 放物線y=1の一部であり,線分 AB と線分 CD がふち.図形 EFGH は持ち手の部分に対応し ている。図形はy軸に関して対称であり、各点の座標はA(-8. 2). B(-8. 3). E(-1.-1) とする。 線分AB, CD, EH. FG はy軸に平行である。 B A 2 A 水面 水面 HOG E F HOG E F ふち 図 4 ガラス、 図3 この鍋のふたをしばらく水につけるため, Jさんははじめ、ふたを裏返してガラス面の内側に水を ためようとした。ところが, EF の部分がわずかに丸みを帯びていたため、ふたを水平な状態で止 させることができず, 曲線 AO 上の一点(接点)と点Eで支える形になったという。 ふたの内側に水 を注ぐと、水面は常に水平面に平行になるため、この状態では図4のように、 ガラス面の一部(斜線 部分)にしか水が触れず,全体を水につけることができなかった。 ・持ち手 持ち手 図2 水平面 ガラス ふち

Resolved Answers: 1
English Junior High

緑の線を引いているところの意味がわかりません。 その前のTwo girls were swimming in the lake.とその後のOne was the ...からは分かるのですがこの部分だけ日訳わ簡単なものの文脈が理解できません。この話自体ニュージーランド民話ら... Read More

1 ウエヌクが出会った少女 [大阪教育大附高平野 制限時間 1回目: 20分 / 2回目(英文のみ) : 7分 This is the story of "Ue-nuku. Early one morning, before the sun was up, Ue-nuku was walking in the forest. He came to a lake. Two girls were swimming in the lake. They were girls of the sky. They were on earth for a little while. One _)( ) was the Rain-girl. 5 was the "Mist-girl, and ( Ue-nuku did not know who they were, but he knew that they were beautiful. They were so beautiful that 2[ he / how / know / marry / to /to/ wanted] one of them. But while he was watching, the sun came up. When the girls saw it was day, they were frightened. "We must 10 go!" they cried. "We are girls of the mist and rain. If the sun shines on us, we will die." While Ue-nuku watched, the two girls went slowly and softly back up to the sky. That night, Ue-nuku sat alone in his house. He said to himself, "Will I ever see the two girls again? They were so beautiful. I want to 15 marry one of them!" While he was thinking, the door of this house opened and the Mist-girl came in. “Ue-nuku, I have come to stay with you," she said. "But I can only stay at nighttime. When day comes, I must go back up to the sky. If the sun shines on me, I will die." The Mist-girl stayed all that night. Before the sun came up, she said 20 goodbye to Ue-nuku and went to her home in the sky. Ue-nuku did not like this. 4[ he/her/him / stay / to / wanted with all the time. One day, he said to himself, "I will put "mats over the door and window of my house. The Mist-girl will not know day has come. 25 She will think it is still night, and she will stay with me." That night, there were mats over the door and window of the house. "Day has not yet come," said Ue-nuku. "Stay with me." The Mist- )! I'm sure it is day by girl said, "What a 5 ( ) ( now." Ue-nuku said again, "Day has not yet come. Stay with me." Time passed, and the Mist-girl said a third time, "This night is too long. I'm sure it is day now." Before Ue-nuku could stop her, she

Resolved Answers: 1
English Junior High

助けて下さい全然わかりません(2)⑧は直しました

Canada last summer. has just finished playing tennis with one of her Japanese friends, Ichiro. (何時ですか。) Mary: Ichiro: It's already 5:50. We started playing two hours ago. Mary: I'm having a good time, but Ichiro: Why? Ichiro: Mary: I borrowed some books from the library a week ago, and I want The library closes at six. It's near here, but (あなたは走る必要がありません。) There's a box at the library. the box after the library is closed. 7 (1) 文中 ①,③の Came Mary: Oh, I didn't know that. Then I can walk to the library. (2) 下線部 ②, ④. 2 She DⒸ I have. 4 18 You are I must go to the library now. (3) 文中 ③,⑥,⑦の( She is a high school student in Japan. She 13 What time is it? Do I will have to have 16 内の語を適する形になおしなさい。 ただし, 1語とは限りません。 (5 to bring ob sloittyy) ⑧ をほぼ同じ内容を表すように書きかえるとき, high school in Japan. to go to the library now. Cable (to 内の日本文を英文にしなさい。 □ (4) 本文の内容にあうように、次の文の と。 You don't have to kyn ⑤ (私は走らなければならないでしょう。) (1) How will Mary go to the library? - She will alk to (bring) them back today. You can put the books int What time did Mary and Ichiro start playing tennis? They started it at (3:59 に適する語を書きなさい。 put the books into the box に適する語を書き, 対話文を完成させなさい。 (ア)は

Resolved Answers: 1
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