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sin60
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btakeshi
September 21, 2018
Education
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sin60
sin60
btakeshi
September 21, 2018
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Transcript
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ 1 ⃝ 60◦ ΛؚΉࡾ֯ఆنΛॻ͘ʂ
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ 1 ⃝ 60◦ ΛؚΉࡾ֯ఆنΛॻ͘ʂ 60◦ ΛؚΉࡾ֯ఆنԣɻ
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ 1 ⃝ 60◦ ΛؚΉࡾ֯ఆنΛॻ͘ʂ 60◦ ΛؚΉࡾ֯ఆنԣɻ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦ 60◦
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ 1 ⃝ 60◦ ΛؚΉࡾ֯ఆنΛॻ͘ʂ 60◦ ΛؚΉࡾ֯ఆنԣɻ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦ 60◦ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦, ڱ͍͕֯ 30◦ 30◦
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ 1 ⃝ 60◦ ΛؚΉࡾ֯ఆنΛॻ͘ʂ 60◦ ΛؚΉࡾ֯ఆنԣɻ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦ 60◦ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦, ڱ͍͕֯ 30◦ 30◦ 2 ⃝ ࡾ֯ఆنʹลͷൺΛॻ͘ʂ
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ 1 ⃝ 60◦ ΛؚΉࡾ֯ఆنΛॻ͘ʂ 60◦ ΛؚΉࡾ֯ఆنԣɻ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦ 60◦ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦, ڱ͍͕֯ 30◦ 30◦ 2 ⃝ ࡾ֯ఆنʹลͷൺΛॻ͘ʂ Ұ൪͍ล͕ 1 1
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ 1 ⃝ 60◦ ΛؚΉࡾ֯ఆنΛॻ͘ʂ 60◦ ΛؚΉࡾ֯ఆنԣɻ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦ 60◦ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦, ڱ͍͕֯ 30◦ 30◦ 2 ⃝ ࡾ֯ఆنʹลͷൺΛॻ͘ʂ Ұ൪͍ล͕ 1 1 ֯ͷର͕ 2ʢࣼลʣ 2
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ 1 ⃝ 60◦ ΛؚΉࡾ֯ఆنΛॻ͘ʂ 60◦ ΛؚΉࡾ֯ఆنԣɻ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦ 60◦ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦, ڱ͍͕֯ 30◦ 30◦ 2 ⃝ ࡾ֯ఆنʹลͷൺΛॻ͘ʂ Ұ൪͍ล͕ 1 1 ֯ͷର͕ 2ʢࣼลʣ 2 ͬͨล͕ √ 3 √ 3
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ 1 ⃝ 60◦ ΛؚΉࡾ֯ఆنΛॻ͘ʂ 60◦ ΛؚΉࡾ֯ఆنԣɻ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦ 60◦ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦, ڱ͍͕֯ 30◦ 30◦ 2 ⃝ ࡾ֯ఆنʹลͷൺΛॻ͘ʂ Ұ൪͍ล͕ 1 1 ֯ͷର͕ 2ʢࣼลʣ 2 ͬͨล͕ √ 3 √ 3 3 ⃝ ਖ਼ݭ sin ͷΛಡΈऔΔʂ
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ 1 ⃝ 60◦ ΛؚΉࡾ֯ఆنΛॻ͘ʂ 60◦ ΛؚΉࡾ֯ఆنԣɻ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦ 60◦ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦, ڱ͍͕֯ 30◦ 30◦ 2 ⃝ ࡾ֯ఆنʹลͷൺΛॻ͘ʂ Ұ൪͍ล͕ 1 1 ֯ͷର͕ 2ʢࣼลʣ 2 ͬͨล͕ √ 3 √ 3 3 ⃝ ਖ਼ݭ sin ͷΛಡΈऔΔʂ ֯ͷରʹࢦΛஔ͍ͯʢࣼลʣ
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ 1 ⃝ 60◦ ΛؚΉࡾ֯ఆنΛॻ͘ʂ 60◦ ΛؚΉࡾ֯ఆنԣɻ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦ 60◦ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦, ڱ͍͕֯ 30◦ 30◦ 2 ⃝ ࡾ֯ఆنʹลͷൺΛॻ͘ʂ Ұ൪͍ล͕ 1 1 ֯ͷର͕ 2ʢࣼลʣ 2 ͬͨล͕ √ 3 √ 3 3 ⃝ ਖ਼ݭ sin ͷΛಡΈऔΔʂ ֯ͷରʹࢦΛஔ͍ͯʢࣼลʣ 60◦ ͱରํਐΈ·͢ɻ
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ 1 ⃝ 60◦ ΛؚΉࡾ֯ఆنΛॻ͘ʂ 60◦ ΛؚΉࡾ֯ఆنԣɻ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦ 60◦ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦, ڱ͍͕֯ 30◦ 30◦ 2 ⃝ ࡾ֯ఆنʹลͷൺΛॻ͘ʂ Ұ൪͍ล͕ 1 1 ֯ͷର͕ 2ʢࣼลʣ 2 ͬͨล͕ √ 3 √ 3 3 ⃝ ਖ਼ݭ sin ͷΛಡΈऔΔʂ ֯ͷରʹࢦΛஔ͍ͯʢࣼลʣ 60◦ ͱରํਐΈ·͢ɻ ลͷൺΛಡΈऔΕ sin 60◦ ʂ sin 60◦
ߴֶߍ ʼ ֶ I ʼ ਤܗͱܭྔ ʼ ༗໊֯ͷࡾ֯ൺ sin 60◦
sin 60◦ ͷΛٻΊͳ͍͞ɻ 1 ⃝ 60◦ ΛؚΉࡾ֯ఆنΛॻ͘ʂ 60◦ ΛؚΉࡾ֯ఆنԣɻ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦ 60◦ 60◦ ΛؚΉࡾ֯ఆنԣɻ͍͕֯ 60◦, ڱ͍͕֯ 30◦ 30◦ 2 ⃝ ࡾ֯ఆنʹลͷൺΛॻ͘ʂ Ұ൪͍ล͕ 1 1 ֯ͷର͕ 2ʢࣼลʣ 2 ͬͨล͕ √ 3 √ 3 3 ⃝ ਖ਼ݭ sin ͷΛಡΈऔΔʂ ֯ͷରʹࢦΛஔ͍ͯʢࣼลʣ 60◦ ͱରํਐΈ·͢ɻ ลͷൺΛಡΈऔΕ sin 60◦ ʂ sin 60◦ ʢʣsin 60◦ = √ 3 2