15°25′34〃×3=?38°24′36〃=?度,39.28°=?秒.

来源：学生作业帮助网 编辑：六六作业网 时间：2024/11/25 17:51:14
15°25′34〃×3=?38°24′36〃=?度,39.28°=?秒.15°25′34〃×3=?38°24′36〃=?度,39.28°=?秒.15°25′34〃×3=?38°24′36〃=?度,39

15°25′34〃×3=?38°24′36〃=?度,39.28°=?秒.
15°25′34〃×3=?
38°24′36〃=?度,39.28°=?秒.

15°25′34〃×3=?38°24′36〃=?度,39.28°=?秒.
15°25′34〃×3
=15°*3+25′*3+34〃*3
=45°+75′+[(102〃)/60]
=45°+75′+1.7′
=45°+76.7′
=45°+(76.7′/60)
≈45°+1.2783°
=46.2783°
38°24′36〃
=38°+24′+(36〃/60)
=38°+24′+0.6〃
=38°+24.6′
=38°+(24.6′/60)
=38°+0.41°
=38.41°
39.28°
=39°+0.28°
=39°+(0.28°*60)
=39°+16.8′
=39°+16′+(0.8′*60)
=39°16′48〃

15°25′34〃×3
=(15°+25′+34〃)*3
=45°+75′+102〃
=45°+1.25°+[(102〃)/60]
=46.25°+1.7′
≈46.25°+0.028°
=46.278°

15°25′34〃×3
=15°*3+25′*3+34〃*3
=45°+75′+[(102〃)/60]
=45°+75′+1.7′
=45°+76.7′
=45°+(76.7′/60)
≈45°+1.2783°
=46.2783°
38°24′36〃
=38°+24′+(36〃/60)
=38°+24′+0.6〃

全部展开

15°25′34〃×3
=15°*3+25′*3+34〃*3
=45°+75′+[(102〃)/60]
=45°+75′+1.7′
=45°+76.7′
=45°+(76.7′/60)
≈45°+1.2783°
=46.2783°
38°24′36〃
=38°+24′+(36〃/60)
=38°+24′+0.6〃
=38°+24.6′
=38°+(24.6′/60)
=38°+0.41°
=38.41°
39.28°
=39°+0.28°
=39°+(0.28°*60)
=39°+16.8′
=39°+16′+(0.8′*60)
=39°16′48〃就是这个了

收起

15°25′34〃×3=?38°24′36〃=?度,39.28°=?秒. 18°21′÷3+(34°13′18〃-18°15′27〃)= 35°15′= ° 45.6°= ° ′ 38°31′21〃除以3等于 - 急 ,（1）65°53′26〃+37°14′53〃=（2）106°27′30〃-98°25′42〃=（3）23°25′24〃*7=（4）102°48′21〃%3= 急153°19′42〃+26°40′28〃90°3〃—57°21′44〃33°15′16〃*5175°16′30〃— 47°30′除以6 50°24′乘3+98°12′25〃除5= + 计算(180°—91°32′24〃)÷3和34°25′×3+35°42′ 34°25′×3+35°42′= 143°15′38〃+24°27′22〃;90°32″-46°20′52″；180°-（25°18′+65°56′）；28′3″×2+46.8°÷6 55°37′24〃约等于多少?还有：37.53°=?〃：37°37′28〃+25°22′32秒=?°：38°49′-28°57′45〃≈? 4°9′36〃+25°12′15〃*3 急8点半之前,（1）43.21°=——°——′——〃（2）75°18′36〃=——°（3）153°24′42〃+20°47′35〃（4）90°20′-67°34′20〃（5）33°15′16〃*5（6）175°16′30〃-47°30′除以6+4°12′50〃*3 度数的计算题,4道153°39′44〃+26°40′38〃=90°-57°34′44〃=53°25′38〃×5=15°20′÷6= 几道初一计算题,好的追加100!（1）13°29′+78°37′（2）62°5′-21°39′（3）23°53′×3（4）107°43′÷5（5）13°29′+78°37′（6）180°-79°19′6〃（7）30°25′24〃×3（8）38°15′+25.6°（9）182°36′÷4（ 计算50°24′×3+98°12′25〃÷5 50°24′×3+98°12′25〃÷5 32°45′38〃+10°25′40〃 = 34°15′24〃求转换为弧度, 77°24′+34°40′=?；108°18′-56°21′=?；15°36′18″×2=?；109°23′18″÷3=?