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Subject

Type of questions

Mathematics Junior High

問2教えてください。 解説付きでお願いします🙇‍♀️"

3 右の図のように, 関数y=ax2 (aは正の定数) ・・・ ①のグラフがあります。 ① のグラフ上に点Aがあり, 点 Aの座標を t とします。 点 Oは原点とし, t> 0 とします。 次の問いに答えなさい。 問1 北海道 基本 点 A の座標が (2,12) のとき, a の値を求めなさい。 2 「思考力 画面 よく出る a t 太郎さんは, コンピュータを 使って、画面の ように,点Aを 通り軸に平行 な直線と①のグ ラフとの交点を B とし, △OAB をかきました。 次に,a の tの値をいろいろな値に変え,∠AOB 大きさを調べたところ, 「∠AOB=90° となるaとtの 値の組がある」 ということがわかりました。 そこで,太郎さんは,α の値をいくつか決めて、 ∠AOB=90°となるときのtの値を,それぞれ計算し, その関係を示した表と予想をノートにまとめました。 (太郎さんのノート) 表 1 2 X a=0.5 t=3 3/4 B 予想 SA t (4点) aとtの値をいろいろな値に変 化させて, ∠AOBの大きさを調べる。 ∠AOB=90° となるとき, aとtの Y は常に一定 であり、一定な値は Z である。 次の(1), (2) に答えなさい。 (1) X, Z に当てはまる数を,それぞれ書き なさい。 また, Y に当てはまる言葉として正し いものを,次のア~エから1つ選びなさい。 (4点) ア和 イ差ウ積エ商 (2) 太郎さんの予想が成り立つことを説明しなさい。 る (1) (2) 問1 E O (1 (2

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English Junior High

1945年の4月1日に始まった沖縄戦の間アメリカ軍の島への上陸があり, 80人以上の沖縄の人々が洞窟 に避難したあとその中で自殺したと考えられています。 がこの一文の訳なのですが、believedは何に訳されているのでしょうか??

t forced to commit suicide in the closing days of World War II, police have said. The boys, between the ages of 16 and 19, have said that they destroyed two *signboards and origami paper cranes left by visitors to the Chibichirigama cave between Sept. 5 and last Tuesday, police said Friday. 着 During the *Battle of Okinawa, which started on April 1, 1945, with the landing of the U.S. *army on the island, more than 80 Okinawa people were believed to commit suicide in the cave after taking *refuge there. Similar cases of suicide took place at other places during the battle. Family members of those people who killed themselves at the site during the war discovered the damage last Tuesday and reported it to police. Norio Yonaha, 63, who lost five members of his family in the suicide, told reporters that this was “an *insult to the people who died" there. Bottles and vases left behind by the dead people were also damaged. About 100,000 people, or almost a quarter of the local people, died in the three-month ground battle in Okinawa between the Japanese army and the U.S. army. In total, more than 200,000 (life) were lost, *including those of Americans. (2017, September 16). Japan Times Can you see “Chibichirigama” in the news report? “Gama” means “cave” in Okinawa. We can see natural gama here and there in Okinawa. Himeyurinotou is built on top of one of these gama. During World War II, gama were used as *trenches by the Japanese army and as places of refuge by Okinawa people. [ 7 ] because they had nothing to eat and no medicine for *wounds and sickness. Many were killed by the U.S. army who burned people to death. [ ] because they spoke Okinawa words. Some babies were also killed because they (cry). Many had to commit suicide because the Japanese army ordered then didn't stop to do so. [], but not always. In fact, there were lots of people who died in gama. Gama te us how terrible war is. NAZ

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