⑴°;⑵0.5°=___′=___〃?
2023-09-04 04:28:02 來源:網(wǎng)絡(luò)
熱度: ℃
⑴°;⑵0.5°=___′=___〃?
∵0.5°=0.5×60′=30′,30′=30×60″=1800″,∴0.5°=30′=1800″,∵30÷60=0.5,∴23°30′=23.5°;∵0.76×60=45.6,0.6×60=36.∴3.76°=3°45′36″,∵36÷60=0.6,48.6÷60=0.81,∴15°48′36″=15.81°,∵3600÷60=60,60÷60=1,∴3600″=60′=1°故答案為:30,1800,23.5,3,45,36,25,43,12,15.81,60,1.