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Senior High
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ๆธใใฆใใ
Senior High
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ๆใใฆใใ ใใ๐ญ
Senior High
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ใใฎๅ้กใๆใใฆๆฌฒใใใงใ
Senior High
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(2)2่ก็ฎใใไฝใใใฆใใใๅใใใชใใฎใงๆใใฆใใ ใใ
Senior High
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(4)ใชใ็ญใใฎใใใซใชใใฎใๅใใใชใใฎใงๆใใฆใใ ใใ
Senior High
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๐ฉใชใใใใฎๅผใซใใใฎใงใใ๏ผใปใใฎๅผใซใใใใจใฏๅบๆฅใชใใงใใ๏ผ 105(2)
Senior High
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ใชใฌใณใธใงๅฒใใ ใจใใ ใชใใ๏ผ2ใงใใใใฎใงใใ๏ผ ใพใใ2ๆ็ฎใฎๆๅพใฎไธ่ก ใชใใ ใใชใใกใใฎๆฐใซใชใใฎใใฎๆฑใๆนใๅฟใใฆใใพใฃใใฎใงๆใใฆใใ ใใ ๅใใใซใใใฆใใฟใพใใ
Senior High
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๐ฉใชใใcosBใ ใใฒใฃใใ่ฟใใฆใใใใฎใงใใ๏ผ ใปใใฎๆฐๅญใๆๅญใฏใฒใฃใใ่ฟใใชใใฎใงใใ๏ผ ใพใใใใฎๆฌกใฎ่กใฎๆๅพใใชใtanB๏ผ0ใจใชใใฎใงใใ๏ผ ๅใใใฅใใใฆ็ณใ่จณใชใใงใ 156(2)
Senior High
Mathematics
โ ๏ธ่ณๆฅ ๅใใใใใๆใใฆใใใ ใใใใงใ๐โโ๏ธ
Senior High
Mathematics
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