数1です。2枚目のマーカー部分がどういうことかよく分からないので、教えてください🙇‍♀️

(3) △ABCの面積が最大になるときの頂点CをC2とすると ス である。 IC C,C2= = t &TRINAJ

3の②が分からないので教えてくださいm(_ _)m

[ア ] the spring vacation, I went to Italy with my family and I visited the island of Burano by A ( oneself). It took 40 minutes to get to the island by water-bus from Venice. The sea breeze was salty but cool! When Ⅰ arrived, I was surprised because the houses were so colorful. ② They were very different [ イ ] ③those in my country, Japan. Ⅰ ® (think) to myself, "④This scenery is just what I wanted to see!" Afterⓢ (have) lunch, I went to a souvenir shop. Outside, a woman was D (make) lace. Burano is famous [ ウ Jits beautiful lace products. Ⅰ asked the woman about the island's colorful houses. She said, "We have thick fog in winter, so ⓢsometimes the fishermen have trouble finding their houses from offshore. Because [ I ] the vivid colors, ⑥they can return home safely." I really enjoyed my time on Burano. た。 彼の報告を読み、 後の問いに答えなさい。 (37) 問1 A A C 2 [ア ア ウ 3① の語を適切な形に変えなさい。 (4) myself (D ]~[ I ]に入る前置詞を下の durina of / during / at ⑥ について、 答えなさい。 (9) B I / for ④を日本語にしなさい。 ② thought (前半) から選び、 書きなさい。 (4) from 1 ①を日本語にしなさい。 ② ベネチアから水上バスで島に着くのに40分かかりました。 ②の代名詞が指しているものを日本語で答えなさい。 ① from ③ を those の指している語を明らかにして日本語にしなさい｡ ① 第1回 (1/5 )

写真の問題の(2)と(3)がわからないです。 (2)ではなぜX①が面積と等しくなるかがわからないです。 (3)では（2）と同様になぜXが面積と等しくなるかが分からないのと、(アの面積)ー(イの面積)をしたらX②が出てくることの意味がわからないです。 左が解答で右が問題です。

解答 (1) α は, v-t図の傾きで表されるので (-12)-20_ -32 = -4.0m/s2 18.0-0 18.0 (2) 速度が 0m/sとなるとき, 物体は最も遠 「v=vo+at」 より 2 m0.8 a=- stics 0=20+(-4.0) × t₁ = よって =5.0s x1 は,図a (ア)の面積に等しいので GAMM MA 2 1 2 4 Fa\mo. I " 27 a mo.E- X1² -13×5.0×20=50m 10 20.g= .8 (3) x2 は図a の 「ア)の面積−(イ)の面積」より 0.75m/s 3 x2=50 -×3.0×12=32m (4) t=0s, 2.0s 5.0s, 8.0s でのxの値を 求め, x-t図に点を記して各点を結ぶと, 図b のような放物線の一部となる。 SI v[m/s] v (m/s) 20 0.1--12 0 x (m) $8234948528 UNASH 50 32 50015 amal-a (イ) (ア) 5.08.00 1 t[s] 0 2.0 図 a -(0.8-) 5.0 図 b 8.0 0.8 t[s]

化学基礎で、遷移元素の価電子数は典型元素みたいな法則はあったりしますか？

回答があっているかの確認をお願いします また、間違っている場合は正答を教えてください

2012年には、アフリカゾウ全体の約10%が象牙のためだけになされました。 Hor/17 ① In 2012, / about 10% of all the African elephants/ were killed / just for ゾウの保護に注力するために、友人は私は非営利組織「アフリカゾウの涙」を their ivory. // ② To focus on protecting elephants,/ my friend and I / founded 設立しました。 a non-profit organization, / Tears of the African Elephant.// of heir medito この組織は、日本における象牙の使用に対する認識で促進することを目的としています。 ③ The organization aims to promote the awareness / of ivory use in 日本は1980年代後半まで大量の象牙を輸入していました。 Japan. // ④ Japan had been importing a lot of ivory / until the late 1980s. // 今でも、雪芽製品を気軽に購入する人もいます。 IT 気づかないうちに ⑤ Even today, / some people buy ivory products/ casually. // ⑥ They might ・猟者を支援している可能性があります J ゾウを救う鍵は、 be supporting illegal hunting/without noticing it. // ⑦ The key to saving 客用についての事を知ることです。 elephants / is to know the facts/about ivory.// froad ylleon, 私はサバンナでどこまでも続く地平線、青い空、白い雲を見るのが大好きです。 HESTULE Revi JeftA de noiv ⑧ I love seeing the endless horizon, / the blue sky, / and white clouds / in the とりわけ、 hd p come a よそこに草す元気な野生動物たちが大好です。 MOVIT 911 of astean9.9 savanna. // ⑨ Above all, / I love the energetic wild animals mened. v!leni... living there. /p elemi したかって、私はこの美しい場所でアプリカゾウやその他の野生動物を保護するためにCerinary ⑩ Therefore, / I continue working hard / to preserve African elephants/anc 努力を続けています。 other wildlife / in this beautiful place.// Savolleo ni zbute éttleTbib maw (1

Q&Aの回答を教えてください また、Summaryの回答があっているかの確認と 解けていない部分の回答を教えてください

Why did Takita decide to become a veterinarian? 5 When I was little, I really liked African animals. I always wanted to do something for them. niliw show of In college, I studied zoology and had a chance to visit on ni onivil need earl er 2 avaz ori ni ( Kenya. There, some people tried to protect wild animals as important tourism resources. Others tried to eliminate them because they attacked farm animals or damaged crops. I learned that the coexistence between wildlife and humans was a complicated issue. After graduating from college, I wondered what I 10 could do for wild animals. I had tried several jobs before I decided to become a veterinarian. Then, I went back to Kenya to study veterinary medicine. After five years, I finally became a veterinarian to directly save their lives. zoology [zouálǝdzi] tourism [t resource( [rí:sors(iz)] eliminate [ilímənèit] damage(c [dæmidz(d) crop(s) [k coexisten [kòuigzístər complica [kámplakèi abrow anu Cher veterinary [vétərənèri directly D TF 1 2

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◎区切りごとに意味をとりながら、 音読しよう。 CUSLAUTUR Ⓒ When I was little, / I really liked African animals. // @ I always wanted M to do something / for them. // HO syns i gaidrow need stilst eed vdW Africa, D.Trata 3 In college, / I studied zoology / and had a chance to visit Kenya. // 37 H heti [need VED in danger 4 There, / some people tried to protect wild animals / as important tourism holtz 10 H resources. // 5 Others tried to eliminate them / because they attacked farm GEO GINA CO CT OFORY P rive, on may not ment srom not annavee eri ni thod s ni gaivil need eve animals / or damaged crops. // I learned that the coexistence between dt ni Jast ai gaivil need stizeT asd grof wOH wildlife and humans / was a complicated issue. // Ssanay UL gers / to After graduating from college, / I wondered / what I could do for wild animals. // GI had tried several jobs / before I decided to become a HOA veterinarian. // Then, / I went back to Kenya/ to study veterinary medicine. // After five years, / I finally became a veterinarian / to directly save their lives. //

一枚目は合ってるか、二枚目は分からないので教えてください。

2 Forming the tense 動詞を正しい時制にする。 Put the verbs into the correct tense. 1 Lisbet's parents weren't born (not born) in the US. 2 Lisbet and her family goles) every day. (go) to the beach 3 In the picture, Lisbet is surfing (surf) at the beach. 4 Junichiro's father works (work) in I.T. to work 5 "I'm going (work) for my father after the course," says Junichiro. 6 In the picture, Junichiro is sitting (sit) on his motorcycle. 7 Marina doesn't work (not work) with Tomás. 8 "I am acting (act) in a production of Hamlet next year,” says Tomás. 9 In the picture, Tomás and Marina are walking (walk) by the river.

ポイントを読み取ろうと内容を確認しようの それぞれの回答があっているかの確認をお願いします また、解けていないところの回答を教えてください

○区切りごとに意味をとりながら、音読しよう。 Add The to Of prode no eusot ohrocal overov.D.G 880 ⒸI'm Takita Asuka, / a veterinarian in Kenya. // I have been working/ lephantinangoka husbil od to exsOT modexingtonord-now wholohol to protect African wildlife, / especially elephants. // In Africa, / over nii sau viovi to sconoswe ord somer dhalangaoidh shtigation To 20,000 elephants are killed / by illegal hunters every year. // They want ebot naval 208er stel edi litnu ovi lo tol s gaitroqmi need bed asqet the elephants' ivory. // African elephants have been in danger of diddoqque ed idem vody a lepoquenov qudusiqesq smo extinction for extinction / for many years. // rabernadqels give you od Ty deves o vol edTy ff gmisiions thorthwfg mithight Intuit b looking 6 To take care of animals, / my colleagues and I / often drive on rough nuls. Troyt Brods BUSS 50 HAMOR roads / for more than 2 more than 200 kilometers / a day. // de guld on oson light plane / to look for injured animals. // 8 I also work with d animals. // ® I also work with ran protect animals / from illegal hunters. // Sometimes / I even fly a casions en gai998 SVOL Sadignis rangers / to dignishtowid aitimoaldotsast I have been living in a tent/ in the savanna / for more than ten years. // 10 People often ask me, / "Aren't you scared / to live near wild animals?" // In fact, / I sometimes hear lions roar / near my tent at night, / but I'm used to it. //

︎✿𝘘𝘶𝘦𝘴𝘵𝘪𝘰𝘯,,, ﾜｰｸの解答では“酢酸オルセイン”と 書いてあったのですが“酢酸オルセイン溶液”と 書いても まる ですよね･･･﹖ ﹏﹏﹏﹏﹏﹏﹏﹏﹏﹏﹏﹏﹏﹏﹏﹏﹏﹏ ︎✿画像について,,, 10の右上にある数字は何を表していますか﹖﹖ 1mを基準に... 続きを読む

10 1 1 nm 10 1 10 nm 10-7 | 100 nm 10-6 | 1 μm 10-5 1 10 μm 10-4 1 100 μm 10 1 mm 107 1 10 mm 10-1 1 100 mm