90°17-47°52'2" 25°36'×4 48°2'÷5(急求)

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/02 23:35:35

90°17-47°52'2" 25°36'×4 48°2'÷5(急求)
90°17-47°52'2" 25°36'×4 48°2'÷5(急求)

90°17-47°52'2" 25°36'×4 48°2'÷5(急求)
90°17’-47°52'2"
=89°76‘60’‘-47°52’2‘’
=42°14‘58’‘
25°36'×4
=100°144’
=102°24‘
48°2'÷5
=45°180’120‘’÷5
=9°36‘24’‘

90°17'-47°52'2" =42°26′48″
25°36'×4=100°144′=102°24′
48°2'÷5=9°36′24″