Questions about #cos

チャートの解き方はチャートの解答を再現できなきゃダメですか？それとも、自分なりの解き方ではダメですか？(答えは確実にあってるというものです。)

Unresolved Answers: 1

❶となっているところでなぜ sin(180ーθ)=sinθ になるのかがわかりません。教えて下さい🙇

いas Osin(180°-0)=siné 194. S=△0AB+△OBC+△OCD+△ODA 8)a =OA-OB-sin0+→OB-OC·sin(180°-0), 2 +小:OC-OD·sin0+ 2 OD-OA·sin(180°-0) 2 -.OA·OB·sin0+- 1 OB-OC-sin0 2 -OC·OD·sin0+ 2 1 -OD·OA·sin0 2 =(OA+OC)-0Bsin0+ (OA+OC)·ODsin0 =;(OA+OC)(OB+OD)sin0 三 2 00%3D0 2 1 -absin0 300+

Resolved Answers: 1

Study tips Senior High almost 5 yearsago

英語がとっても苦手です。全く覚えられないし文法も理解できません。この文章が今回の範囲です。勉強方法や大事なところなど教えてください！

*Zは 2ETSTARの略す. Lesson 1 No.6 英文解説 Lesson 1 Let's Go to the Movies! Do you like movies? How do you enjoy them? - movies Some of you may watch them/on DVD at home / while others may go to a movie theater (to feel the power of 況 * movies the movie / ona big screen. SomeOther~ …なんもいろし、~以をいる ~する7にめに ~にロえて映画自体。映画の Besides enjoying the movie itself, /you can enjoy theatmosphere / and also have a good time /with your friends ()案田気 or boyfiriend or girlfriend / in the movie theater. 同格 The following essay, / written by Kip CatesS a Canadian writer, / tells us a bit / about his movie theater 過去分詞 /(6)5ょっとのこと S Vo 0 experiences. (A%)キャプワイツル Let's read it. * the following essay (回~回) 2 複合的(2-p296) Whenever Ivisit a new country, /Ialways go toa movie theater. ~するときはいつも * Kip Cares あれた国の Watching a film/ina foreign country / can teach you a lot / about the people, their culture and their customs. 0 0 S の再帰バル詞(に:ip491) ~身、~自体ダ Just as interesting as the films, / however, / are the movie theaters themselves. 倒置:正置では0r が逆だった、@を強調するために倒置をして文本に置いた。 Now,/ you'd think/that movie theaters around the world / would all be the same. w would 世界中 A以たりよっり〈他〉 After all, / going to the movies / involves the same basic process: / You choose a movie, / purchase a ticket, / buy S V Some popcorn, / then sit down/and watch the film. ~というのも…だゃら Surprisingly, / however, / movie-going can be quite different, / depending on the country. ()高いたことに映画を付に行くこと ~によって巨Xは駐車揚にスクリーンを設置し、 6 事に楽ったきま今営質できる映画上映施設 3 I grew up/in North America /in the 1960s. That was the golden age / of drive-in movies. - the 1960s 最期ドラィラィンラ9ー1見る味画

Waiting for Answers Answers: 0

Study tips Senior High about 6 yearsago