问题
解答题
用度表示下列各角.
(1)37°36″;
(2)51°6′;
(3)15°24′36″.
答案
(1)37°36″=37°+(
)′36 60
=37°+0.6′
=37°+(
)°0.6 60
=37°+0.01°
=37.01°;
(2)51°6′=51°+(
)°6 60
=51°+0.1°
=51.1°;
(3)15°24′36″=15°24′+(
)′36 60
=15°24′+0.6′
=15°+24.6′
=15°+(
)°24.6 60
=15°+0.41°
=15.41°.