Grade

Type of questions

Mathematics Senior High

この問題、点Q'がx軸より上にあっても下にあっても答えは変わりませんか?

を だけ回転させた恵を SQ を中心として 3 Qょす。 3. 1) を, 点Aも ンー 点Pが点P'に 8 点P( 行移動により, 点 E に移る、、 うな平 に移るようをな 1 () 点Aが原点O z だけ回転きせた点 Q の座標を求め、 点P' を原点O を中心と ze 2⑫ 点@ の座標を求めよ< る 本 つら7 em レレでのだけ回転きせた点を 向きとのなす角を deと9 角を考えると, Sin gsin 9一zocoSの一osin の 。cosの+ァcos@Sinの一yoCO8 の十zoSin の が原点ではないから, 上のことを直接使う わけにはい ある喜 A が原点に移るように平行移動 し 。加法定理 により と eoo(o+の (0 ッーテsin(e寺の7S吉 バ 、ぐで この問題では, 回転の中心 も 9 で, 3点P 4,.Qを, 回転の中心 で ヽィ DA ニァcosecoSの一 、 () 点Aが原点0 に移るよう な平行移動により, 点P は点 るx軸方向に-」 SN 肛の3に区あ光束O( の産棟を227) とする。 | だけ をとすると 2ニヶcose, 3三吉@ の: アーァcos(o 生 )=zcosgcos含Singsin 4/ を計算する可RA NM の09 久 (8 の湯示の アー7sin(g+ に 。 2 欄> 3/ 8各@c05でcosgsinテ 1) 79 273 -3 したがって, 点 Q7の座標は 関時販 2全) (2 点⑰ は原点が吉 :生NM お 。 條忌が上尺A に移るような平行 了 点Q に移るから, 点0 の 生計 人 の549 9 由 2) 訓 p/o 選と し 仙 ん だ 回転き せ 1 求 1

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English Senior High

答え→4、4、3、1、2で合ってると思いますか⁇ 違うと思ったらどこがどう違うのか教えて欲しいです‼︎お願いします🤲

u an article to help you prepare for te jsh teacher gaVe 9 e co Englisl ith one of the comment S Your part O debate in the next class. 信 is shown beloW- 1のせこ ild's Roomn uorv @ amoe Of Chil Signifit By Cathy Becker | | | | s friends to their own room, | hild with a shared room. | 1 f this article Wr son said,“Tf a child invite: 品 than 8C de when 8 friend visits." Johnson | gs children | sharing 8 TOOT brin in reality is the opposite. The | Doctor Johni theyTl learn about manners faste Also, it give them a SenSe of pri also said, Many parents used to feel closer. Howeyer。 we know now that 8 ッ ]ack of personal SDace CauS8 conflict and argument8. | | Tn other words, children that have their own roomm are better at | nandling responsibility and mature 8OOn6r than children that dont. They can customize and choose what they want in their roorn。 glving hem control over their environment that teaches them about control and decision making. It also gives them: Self-confidenee, which is crucial for a child. It seems to be a comnmon trend to give them their own roonn as early in their childhood as possible. On the other hand, not all parentS agTee・ One parent said, “Contrary to recent popular belief, there are advantages to sharing 8 room. Children will learn to 匠6goti8te and commpromise Another parent added, “By sharing 8 rOOm children will draw a lne and take ownership of their belongings, Which is great for character building. Also, it helps them accept others and their differences.“ @ CommentS Ajieia Grant 了have 2 daughters and they share a room at the moment、One is neat and the oher js messy, so theyre always arguing! Were thinkmg ot

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