sin(261°)=-0.987688,cos(261°)=-0.156434,tan(261°)=6.313752

sin(262°)=-0.990268,cos(262°)=-0.139173,tan(262°)=7.115370

sin(263°)=-0.992546,cos(263°)=-0.121869,tan(263°)=8.144346

sin(264°)=-0.994522,cos(264°)=-0.104528,tan(264°)=9.514364

sin(265°)=-0.996195,cos(265°)=-0.087156,tan(265°)=11.430052

sin(266°)=-0.997564,cos(266°)=-0.069756,tan(266°)=14.300666

sin(267°)=-0.998630,cos(267°)=-0.052336,tan(267°)=19.081137

sin(268°)=-0.999391,cos(268°)=-0.034899,tan(268°)=28.636253

sin(269°)=-0.999848,cos(269°)=-0.017452,tan(269°)=57.289962

sin(270°)=-1.000000,cos(270°)=-0.000000,tan(270°)=無(wú)意義

sin(271°)=-0.999848,cos(271°)=0.017452,tan(271°)=-57.289962

sin(272°)=-0.999391,cos(272°)=0.034899,tan(272°)=-28.636253

sin(273°)=-0.998630,cos(273°)=0.052336,tan(273°)=-19.081137

sin(274°)=-0.997564,cos(274°)=0.069756,tan(274°)=-14.300666

sin(275°)=-0.996195,cos(275°)=0.087156,tan(275°)=-11.430052

sin(276°)=-0.994522,cos(276°)=0.104528,tan(276°)=-9.514364

sin(277°)=-0.992546,cos(277°)=0.121869,tan(277°)=-8.144346

sin(278°)=-0.990268,cos(278°)=0.139173,tan(278°)=-7.115370

sin(279°)=-0.987688,cos(279°)=0.156434,tan(279°)=-6.313752

sin(280°)=-0.984808,cos(280°)=0.173648,tan(280°)=-5.671282

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