31°56'÷3 22.36°-18°22' 23°23'×3+107°43'÷5

来源:学生作业帮助网 编辑:作业帮 时间:2024/11/15 11:52:25

31°56'÷3 22.36°-18°22' 23°23'×3+107°43'÷5
31°56'÷3 22.36°-18°22' 23°23'×3+107°43'÷5

31°56'÷3 22.36°-18°22' 23°23'×3+107°43'÷5
31°56'÷3=10°38'40''
22.36°-18°22' =3°59' 36' '
23°23'×3+107°43'÷5=69°69'+(105°+(2*60'+43'))/5
=69°69'+21°+163*60''/5
=90°69'+32'36''
=91°9'+32'36''
=91°41'36''

???有问题