1/3×27°10′30″
=1/3×27°+1/3×10′+1/3×30″
=9°+3′+1/3×60″+10″
=9°+3′+20″+10″
=9°+3′+30″
=9°3′30″
1/3×27°10′30″等于多少?很简单啊,快啊,要过程,详细点,O(∩_∩)O谢谢~
1/3×27°10′30″
=1/3×27°+1/3×10′+1/3×30″
=9°+3′+1/3×60″+10″
=9°+3′+20″+10″
=9°+3′+30″
=9°3′30″