已知角背塔等于35度18分36秒,用度表示
问题描述:
已知角背塔等于35度18分36秒,用度表示
答
∠β=35°18'36'',1°=60',1'=60''.36''=36÷3600=36/3600=0.01°.18'=18÷60=18/60=0.3°所以=35°+0.01°+0.3°=35.31°
已知角背塔等于35度18分36秒,用度表示
∠β=35°18'36'',1°=60',1'=60''.36''=36÷3600=36/3600=0.01°.18'=18÷60=18/60=0.3°所以=35°+0.01°+0.3°=35.31°