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tan16°=633/y+x
0.2867=633/y+x
x+y=633/0.2867=2207.8・・・①

tan17°=633/x
0.3057=633/x
x=633/0.3057=2070.6・・・②

求める値は、①-②より
2207.8-2070.6=137.2
したがって、137m

てぬ

なるほど!理解出来ました。
ありがとうございます🙇‍♀️

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