この問題の、（2）について、解説で2t×二分の３をする意味が分かりません。tを使って求めることは分かりますが、理解できないです。解説お願いします。

11 下の図のように,放物線y= y=1/12上に座標 が等しい2点A,Bをとる。 ただし,点Aのx座標は負 であるとする。点Aを通り,傾きの直線と”軸との 交点をDとし,平行四辺形ABCDをつくる。 <日大第二 > A D O B (S) (1) Bのx座標を8 とするとき, Cの座標を求めよ。 t= (2) B'のx座標を 2t とする。 平行四辺形ABCDの面積 が48となるとき, t の値を求めよ。

(2)の解説お願いします！答えは3√2です

い cm 球02は点Bで球Oiと接し, 円錐Pの B 側面とも接している。 次の問いに答えなさい。 Bp ne (1)円錐Pの側面積を求めなさい。 9ada bne.s Soof Sandina ka wolt olyemA dhroM os beumu od eoed 答 ア||イ|ウT Cm 2 i odonaoft obsd ar食。 mlitpe ods 2BW ono or ud gida aid mot uo beloo! sH (2)球0;の半径を求めなさい。 He aid WW dits. aD jo peppe.jong pe Tl オ| cm opd 答 エ

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上妥吊凌入のKento が Grandfather と 自分の ー⑥に答えなさい。 GandfaUhen | Did you enjoy Bnglial @amp 1 ento Jl Yes did、T vas Sunp ariunr で語をUiでいる2 1 “中をしている。湊の英婦は、その会話である。⑤ in the 3tS the SUiWeeke dthat St 3 全 hat students from other countries kuew 86 mueh about anes i Japanese anime We Deane め) by tallang abouu became a bridge Delween us J n ouce, Tove [or anime apaneSse an ne iS anazing。 I resDecb people who make it. @randfa6hen 。 Ne too。By the way。 hau job do you want to have im the tw Fento ロ お ve notidecided but in my hturejob TIWanUto help othes jow people work in the world Kento A trip on this map? Gandfathern hat'S right。 1magine welre birds now、 LetlS start ou 1 tp! diebhe POokKEIere iS Angentina Some children are enioymg jasebaUUU hey have 8 eo8ch sent from Japan in 8 SuDport progtam. When they began baseball。 he etting better skills iS important、 But thatiS not enough portant to work togethen in a 居3時 中eir Coach thought in the Same Way。 He told the chden to thimk about other thought g Kenlo ItS also im @mandfather | Youne right. 3 beone'asla還⑳当。員hey Roll6wedhis Words Today they can mernbers.

過去問です 教えてください！

上妥吊凌入のKento が Grandfather と 自分の ー⑥に答えなさい。 GandfaUhen | Did you enjoy Bnglial @amp 1 ento Jl Yes did、T vas Sunp ariunr で語をUiでいる2 1 “中をしている。湊の英婦は、その会話である。⑤ in the 3tS the SUiWeeke dthat St 3 全 hat students from other countries kuew 86 mueh about anes i Japanese anime We Deane め) by tallang abouu became a bridge Delween us J n ouce, Tove [or anime apaneSse an ne iS anazing。 I resDecb people who make it. @randfa6hen 。 Ne too。By the way。 hau job do you want to have im the tw Fento ロ お ve notidecided but in my hturejob TIWanUto help othes jow people work in the world Kento A trip on this map? Gandfathern hat'S right。 1magine welre birds now、 LetlS start ou 1 tp! diebhe POokKEIere iS Angentina Some children are enioymg jasebaUUU hey have 8 eo8ch sent from Japan in 8 SuDport progtam. When they began baseball。 he etting better skills iS important、 But thatiS not enough portant to work togethen in a 居3時 中eir Coach thought in the Same Way。 He told the chden to thimk about other thought g Kenlo ItS also im @mandfather | Youne right. 3 beone'asla還⑳当。員hey Roll6wedhis Words Today they can mernbers.

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3 炊はきいたま市大各区の中学校に通う Kenta と. ALTのMr Clarkが放課後の教室で行った会話 です。 これを読んで 問1 一問7に符えなさい。 邑のついている員句には, 本文のあとに(〔注 があります。(26上) Kenta Mr.Clark when did you come to Saitama? Mr.Clark : I came to Saitama in 2013. so Tve been here for two years Ilwe herein Kent : Omiya。 Kenta. 1 know you ive im Omiya too 1 have only lived here for six months。 We *moved from Chiba to Omiya this April But 1domtlike this *city so much When T was in Chiba there was a*beach near my house. and I enoyed a lot cf things there。 But in Omiya 1 can see only *buldings and 1 cannot (to/so/things/ fnd / enioy /many)、【 dont think this city js very interesting Mr.Clark : Tm Vsorry to hear that you dont like Omiya For me.is cooll There are Kenm a lot of things to see here For example it has a big shrine near Omiya Park 1 love the beautful jong *approach to the shrine. spd2 and I sometimes walk there in the morning and enioy the *fresh air. Alsowe have a famous "rallway museum, 1 hear alot of people from al over Japan Vit it to see Al the trains ICs ahways *crowded with people 1 hear there is a big raihway museum here. but 1 havemt visited it yet Mr.Clark : 1 like *Bonsai Vilage the best Did you know about the famous Aomsgi vilage in Omiya? 1 sometimes go there and jst walk around 1 viaed the*Bonsai Art Museum near the vilage last month and [-B | avery good dme 』 became friends with a Japaneee man there. and we talked a lot about Aosgf He sid that many foreigm *tourists visit the vilage Kenm Tm *surprised to hear that you Mike 2osgi so much Do many people know about 00Msgi in your country? Mr.Clark : Well I dont think so but 0okwgi are becoming more popular *Anyway.1 think Omiya has alot of interesting things to see. Kenta you need to learm more about your city Kent 1 see. Thank you for teling me so much abour Omiya Mr.Clark () move…引っ超す de御 each次洒 buiding…建物, ビル orry 残念な shroe……神杜 appromchn…針 freeh air新鮮な次所 railway museum……鉄首情物館 crowded with -……ーでにぎやかな Bonssi Vilage……効村 Bonsai Art Museum……稚美術館 touditrew…誠行者 surprieed……臣いて anyway "いずれにしても

問二、問三、問四教えてください！💦

FAITHFUL ELEPHANT5 Read he story and answer fhe guestionち peloW <secfion 4 Tonky qrd Wanly could no jonger_I1OVe. They @y dowl heir eye5 We「e peaui負| me +o 566 +hem, 1hey looked 3o weoak. @He 一 の When qn elephanf keeper Cd pecame oo sad To See +hem gain. nd a few dgys Iafer Tonky and Wanly一 Bombs conTinued f川mg on Tokyo. A 4cd When fhe glgphgrfs' bodies were exGmired, anoThing wgs found in Thei 3 sfomachs ニ f Wa pedce wifh ofher animals under +he 4 ゲデーー に 問2 果 D143) で昌9しおさい.

合ってるか確認お願いします

選誠(5 の <締<完了ッく紙>に分けをさい。 礎。火の文の <pave了過却分詞> の部分の用法を, 0 ロロ⑦ 7 pave enjoyed 7Shing for Venty Ye4TS. ロ@) 刀ave you ever seen my father? ロ⑬ ave you pad Juncヵ yef7 ロ⑳⑰ 7 jave sfayed af he notel once-. ロ⑮ 了 ヵave aready done my hormmeWork. ロ⑯ 77ey jave peen nm 胡okkaido since Jast month. ( ( ( ( ( ロの⑦ Spe ヵasnr wasned he のshes yet. Go and help her. を 才 ( ( ( ( ロ⑳⑯ AMy 廊太er nas never used "2sZz′ before. ロ⑳ 月e カas used jis car for more than ten years. 70⑳ 太as your 婦fner come home yet? 9 Jow Jong nave you been jn the art club2 9 ye peen fo Ausrajja many mes. 月ow many mes Dave You cjimbed Mt. Fuji

日本語訳教えてください。 あと、問題の答えが間違っていたら教えてくださいm(_ _)m

LBTS READ 2 Landmines and AkiRq 天の文を読んで要約し、右側の問いに答えなさい。 Lqndmines and Aki Rg 1) How long did he soy in jungle? 皿jperagropn My nmnesAN Retam Canbodm wheniwos chid ives [Fcnu ors. ー toreed io become gsokder Forfen yeomuTivedin me ngle wim rherchidren We hod1o to.We deo *buneg 2) What did Ihey have fo do in 1he jungle? *andmnes. Mony people died. Many people were "hur. Ths ls my We. 】 had no *choce. 】 hought his lfe wos nomel for al [hey puied Jonggjpes. 回: CMdren ま 3) Did Akira have a choice when he wos qchild? (①foroed に強制する ②andmnes 地雷 ③bumyed) 埋める (hun 全っける ⑤cholce 選択 No, je ddrt. 第1記落の内容を用約しよう。昌本用で

赤線の文の意味を教えてください

回次の文府を読んで、設問に符えなさい』*がついた語には (注) ィ /伯 稚- Do you ever think about job hunting in the future? Some jobe pay more than dh People all orer the world know that you cannot buy/thing you needland want( A )mo 8o, imagine you want to eat a *Big Mac, ①[Jong / need_to / how 7 ay / work / will7you ty one? Abankin Switzerland did research on this topic。 The results are w teresting. PAMaoaeiabgaudoe

答えがなくて困ってます。 教えてください

次の英中の案所+ 8 ほる適するものを次買の語群から選びなきい。 ただし、同じる せん firally the lttle mermaids fiteenth birthday arrived。Her grandmother made her a present 9 3 wrcath of white jiiesf、and she rose ro the surface as jightly as a bubbleina( 1 )oi at The sn had just set and clouds were tinged with* gold and red。 The evening star we ( 2 brightly.and he air was very calm。The sea was as smooth as The jittle mermaid looked 8 Not far away was a threeumasted ship、the sails moiionleSS She could hear faint music。 and as it grew darker hundreds ot Hittle colored lamps were lit making ihe ship appear all he more lovely。、The litlle mermaid swam closer のee she was alongside the ship。she ler the gentle swell ift her* so that she could look in through gporiholel Inside were many inely dressed people. but her eyes ftxed on a handsome young prinee ( 4 ) jarge.dark eyes who was standing in the ( ) oi the group janghing In fact ir was his birthday. too一his sixteenth一and the party was in his honor* After a while the jittle mermaid saw hin go up on deck, and a thousand rockets were fired 6 te sky for 抽m。 At frst the noise frightened her and she dived deep underwater. but wasnt jong before” her curiosity brought her k to the surface. It seemed as though『 絹 the stars were fg into the sea. The little mermaid Was spellbound"、and she could not r cyes o全he your ince. Hewas( 8 handsomel (77e 7 47c7d7. Hans Christian Andersen) (注〕 wreath of white 固es 帳し were tinged wi一 の色 jef fhe gentle swel ji her ゆるやかな きな波のうねりに持ち上げられれて POrthole 船体に いている丸窓 損 始s Honor 王子のための, 王子の誕生日を抗っての # wasnt jong before- すず 半seemed as though一 まる てもたかのよみだった was speljbound 魔法にかけられたように. うっとりした