on an unknown planet,the time is different from that on the earth.there are only 10 hours in a da
问题描述：
on an unknown planet,the time is different from that on the earth.there are only 10 hours in a da
and an hours has 100 minutes.now the time is 6:45.what are the degrees of the angle of the hour hand and minute hand
答
翻译一个陌生星球上：一天10个小时,一小时100分钟.现在6:45,时针和分针之间有多少度.如果只有10个小时那么,每个数字之间差 360/10＝36度.如果100分中的话,每个分钟之间差 360/100＝3.6度.6:45,因为只有10个小时,那么...