硫黄と鉄の化合のときは試験管の口を上にしますが試験管の口を下げるときはどんな化合物を発生させるときですか？ よくテストで出てくる具体例を教えてください

2番の答えが4分の27なんですけど解説見てもよく分からなくて、解説欲しいです！

全部で、高さが6cm MMP-PEがもっと EBAY BACON 14 右の図のような三角柱ABC-DEF において、辺AD,BE, CFは底面DEFに垂直であり、AC=6cm, AD = 10cmであ る。DH:HF =2:1, HG // FEとなる点H, Gをそれぞれ辺 DF, DE上にとるとき、次の各問いに答えなさい。 〈栃木〉 40 ① AHの長さを求めなさい。 RUTAS B 4450*/ 三角柱ABC-DEF の体積は、三角すい A-DGHの体積の何倍か。 E

線をひいたところってどういう意味なんでしょうか。教えてくださると嬉しいです。

3 次の文章を読んで、あとの (1) から (5)までの問いに答えなさい。 The world is a very wonderful and interesting place that is full of nature. Plants and animals have important parts in the ecosystem. Even small insects have their own roles. Do you know that over 60% of all the known species on the earth are insects? That's true. Many studies are (A) and scientists are getting worried about the results. According to a study in Germany, over 75% of flying insects have decreased. There are many reasons, such as air pollution, water pollution, ground pollution, a lot of chemicals to save plants, and so on.

(－180)－(－1)はなぜ引き算になるのですか？ 問題を解く手順を教えて下さい🙏📻

（5）の問題でミスって数えられるんですか？？不可算名詞だと思っていました、、、

1 almost ) I have two brothers. One is a teacher, 7 other 1 another MUST I'm very happy because I made ( 7 a little 1 few We've had ( 70 much I every every oft and ( al) is a doctor. ai veb U I others the other ) mistakes in today's work. (+ E I little a few ・

気候帯はどのように勉強すれば良いですか？💦

問2から問4までの解説お願いします🙏

Reiwa Center Sports & Culture Programs Weekday activities From July 20th to August 27th Activity 1: Volleyball Monday, Thursday, Friday A Time 9:00 12:00 (s Practice hitting and receiving balls, ereds 19v and play games after that. Activity 3: Baseball id Wednesday, Thursday, Friday >)< 木 Time 13:00 - 16:00 Fees *fee # 1 activity : Practice playing catch and hitting 10 tuod Ted s'ai sennil balls, and play games after that. hirm us to t i in os all 3 activities:v $8 Activity 2: Music Monday, Tuesday, Thursday k 木 Der E$3 doo naje Time 9:00 - 12:00 Luoy.ai sids 89 90198 Activity 4: Art Tuesday, Wednesday, Friday "Ki 2 won 17 oli Time 13:00 - 16:00 Thesteni ades nomel beded, Draw pictures and fold paper to make now Practice playing musical instruments, DA UOOL and play on stage. on llomis dolls or animals. 2 activities: wen ed od 4 activities: siq aidquq $10baladrok LAORI JUMOSO9* bas When you come with your friends, you will get a 20 percent discount each. sigle (Rivili You have to make a call ahead to make an *appointment. *appointment ** Jml 08 82001 $5 YOM ladandTim You have to come to the Reiwa Center 15 minutes before the activity. 08 mpmal gdad sw.bluoda glad w bluode 001 misel of snew I foaisen wen ve vo Call the Reiwa Center at 333-123-654310 sig umug smor teg spinave edini nieque.edi 12 On what day of the week do they have no activities at the Reiwa Center? Joodse mot emod ten Hoy Roig blad of 2 If you join Activity 1 and Activity 3, how much should you pay? UO 3 If you have three activities with your friends, how much should you pay? NO 4 If you join Activity 4, what time do you have to come to the Riewa Center? Tanginot rannch ob tad

このイの文でmet want to beとなっていて met とwantがくっついているのはなぜですか？ できればイの文全部翻訳お願い致します

ア Olivia knows why all of the people in the survey like Japanese food the best. One person Haruto met wants to be an English teacher in the future like Ms. Cox. Olivia is studying Japanese because she wants teacher in C to work as a Japanese I Haruto won't talk in class about the results of the survey he did last weekend.

誰がこの写真を撮りましたか？ Who took this picture? でなんでdoがいらないのですか？

三平方の問題です。解法を教えて頂きたいです💦ベスアン差し上げます！よろしくお願いします！

7 右図のように、 二等辺三角形ABC がある。 AB=AC=5,BC=6とする。 各辺の中点をそれぞれD, E,FとLvvv 線分DEで折り曲げ、 点Bが辺ACと 重なる点をGとする。 次の各問に答えなさい。 (1) 線分BGの長さを求めよ。 (2) 線分GFの長さを求めよ。 B D A E 6 G F LS C