题目内容
将下列各角用度、分、秒表示出来.
(1)32.41°;
(2)75.5°;
(3)(
)°.
(1)32.41°;
(2)75.5°;
(3)(
| 1 |
| 12 |
(1)∵0.41×60=24.6,
0.6×60=36,
∴32.41°=32°24′36″;
(2)∵0.5×60=30,
∴75.5°=75°30′;
(3)∵
×60=5,
∴(
)°=5′.
0.6×60=36,
∴32.41°=32°24′36″;
(2)∵0.5×60=30,
∴75.5°=75°30′;
(3)∵
| 1 |
| 12 |
∴(
| 1 |
| 12 |
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