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3ヤードタイルで捉えるテニスコート
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MATSUURA Satoshi
May 05, 2017
0
220
3ヤードタイルで捉えるテニスコート
3ヤードタイルを基本単位としてテニスコートを捉えると、直感的にコートの広さを認識でき、ラインの正確な長さも導けます。
MATSUURA Satoshi
May 05, 2017
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Transcript
3ϠʔυλΠϧͰଊ͑Δ ςχείʔτ দӜ ࢙(MATSUURA Satoshi)
[email protected]
1 2017.05.05
2 ωοτ͔Β1Ϡʔυ(0.914m)ͣͭ؇িଳΛઃ͚Δ 3Ϡʔυ(2.742m)ͷਖ਼ํλΠϧ 3ϠʔυλΠϧͰଊ͑Δςχείʔτ γϯάϧείʔτ 3 x 4 λΠϧ μϒϧείʔτ
4 x 4 λΠϧ
3 త * ςχείʔτͷ͞Λײతʹਖ਼͘͠Ѳ͍ͨ͠ * ϥΠϯͷ͞Λશͯਖ਼֬ʹهԱ͍ͨ͠ * ίʔτ্ͰͷۭؒѲೳྗΛ্ͤ͞ϓϨʔͷ࣭Λ্͍ͤͨ͞ ωοτ͔Β1Ϡʔυ(0.914m)ͣͭ؇িଳΛઃ͚Δ 3ϠʔυλΠϧΛ୯Ґʹ
ίʔτΛଊ͑Ε؆୯ʹग़དྷΔ
4 μϒϧε4x4λΠϧɺγϯάϧε3x4λΠϧɻ ωοτ͔Β1Ϡʔυͷ؇িଳ͕͋Δͱ֮͑Δͱɺ ίʔτ্ͷશͯͷ͕͞ٻΊΒΕ·͢ɻ ωοτ͔Β1Ϡʔυ(0.914m)ͣͭ؇িଳΛઃ͚Δ γϯάϧείʔτ 3 x 4 λΠϧ
μϒϧείʔτ 4 x 4 λΠϧ ϕʔεϥΠϯ 9Ϡʔυ ϕʔεϥΠϯ 12Ϡʔυ 1ྻࡉ͘͢Δ
5 γϯάϧείʔτ 3ϠʔυλΠϧΛҙࣝ͠ɺ͞ΛٻΊ·͢ɻ 9Ϡʔυ 4.5Ϡʔυ 7Ϡʔυ 6Ϡʔυ
6 μϒϧείʔτ 3ϠʔυλΠϧΛҙࣝ͠ɺ͞ΛٻΊ·͢ɻ 9Ϡʔυ 4.5Ϡʔυ 7Ϡʔυ 6Ϡʔυ 1.5Ϡʔυ
7 ͦͷଞͷ͞ * ωοτதԝͷߴ͞1Ϡʔυ(= 0.941m)ɻϙʔϧͷߴ͞1+1/6Ϡʔυ * ϙʔϧαΠυϥΠϯ͔Β1Ϡʔυ֎ଆʹઃஔ͢Δ(μϒϧεಉ͡) * ϥέοτͷ͞0.75Ϡʔυ(27Πϯν)͕ඪ४ɻશ෯10Πϯνఔ *
1Ϡʔυ = 36ΠϯνͳͷͰɺϥέοτͷॎԣͷ߹ܭͱ1Πϯν(2.54cm)ࠩఔ ωοτ͔Β1Ϡʔυ(0.914m)ͣͭ؇িଳΛઃ͚Δ ϙʔϧҐஔ(γϯάϧε) ϙʔϧҐஔ(μϒϧε) αΠυϥΠϯ͔Β1Ϡʔυ֎ଆ αΠυϥΠϯ͔Β1Ϡʔυ֎ଆ ωοτதԝͷߴ͞ 1Ϡʔυ(0.914m) ϙʔϧͷߴ͞ 1+1/6Ϡʔυ
8 ·ͱΊ ˎ ςχείʔτΛ3Ϡʔυ(2.742m)ͷλΠϧΛ୯Ґʹͯ͠ଊ͑Δͱ ɹˠ γϯάϧε/μϒϧείʔτͷ͕͞ײతʹѲͰ͖ͨ ɹˠ ϥΠϯͷ͞Λશͯਖ਼֬ʹಋ͘͜ͱ͕ग़དྷͨ ɹˠ ίʔτ্ͰͷۭؒѲೳྗ͕ߴ·ͬͨ!?
ωοτ͔Β1Ϡʔυ(0.914m)ͣͭ؇িଳΛઃ͚Δ ࡶهɿ3ϠʔυλΠϧͰ۠Δͱςχείʔτ͕ඒׂ͘͠Ͱ͖Δࣄʹؾ͕͍ͨͷͰ·ͱΊͯΈͨɻৗʹ3ϠʔυλΠϧΛҙࣝ͢ΔࣄͰɺγϯάϧε/μϒϧεΛߦ͖དྷͯ͠ ΑΓਖ਼֬ͳਫ਼ͰίʔτΛѲͰ͖ΔͷͰແ͍͔ɻྫ͑γϯάϧε/μϒϧεͷαΠυϥΠϯλΠϧͷ(1.5Ϡʔυ)Ε͓ͯΓɺλΠϧͷେ͖͞Λิॿ͢Δ༷ʹίʔτ ඳ͔Ε͍ͯΔɻ৭ʑͳϥΠϯΛॿ͚ʹ3ϠʔυλΠϧΛҙࣝ͢Δࣄ͕ग़དྷΔɻ࠷ॳγϯάϧε63ݸɺμϒϧεͰ84ݸͷλΠϧΛ·ͱΊͯίʔτΛׂ͠ɺ׳Εͯ ͘ΕͦΕͧΕ3x4͓Αͼ4x4ͷ3ϠʔυλΠϧΛҙࣝ͢Δͱྑ͍ͱࢥ͏ɻ͞ΒʹਐΜͰ3ϠʔυλΠϧΛ·ͨ1/3ʹ۠ͬͨ୯ҐͰίʔτΛѲ͢Δͷྑ͍ͩΖ͏(ਵ ͱͦ͠͏)ɻϓϩδΣΫγϣϯϚοϐϯάΛͬͯϘʔϧΛଧͬͨޙʹϘʔϧམԼͷλΠϧΛೝࣝ͢Δࣄ͕ग़དྷΕྑ͍ϑΟʔυόοΫʹͳΓͦ͏ͩɻγϣοτʹର ͢Δਫ਼ͷ্ͦ͏͕ͩڭ͑ΒΕͳͯࣗ͘વͱίʔτͷ͞Λ֮͑ΒΕΔޮՌظग़དྷΔɻ૬खબखͷҐஔϋΠϥΠτͤ͞ΕΑΓྑ͍࿅शʹͳΓͦ͏ͩɻ
9 ͓·͚ɿϠʔυ/ϝʔτϧͷରԠ 1Ϡʔυ=0.914m 9Ϡʔυ 4.5Ϡʔυ 7Ϡʔυ 6Ϡʔυ 1.5Ϡʔυ 6.398m 4.113m
1.371m 8.226m 5.484m
10 ͓·͚ɿ1ϠʔυλΠϧ্ͷςχείʔτ