56°36′40〃*3 =
问题描述：
56°36′40〃*3 =
答
56°36′40〃*3
=168°108′120‘’
=168°110′
=170°10′
56°36′40〃*3 =
56°36′40〃*3
=168°108′120‘’
=168°110′
=170°10′