用度,分,秒表示77°42'+34°.45'= 108°18’-56°23’= 180°-(34°54‘+21°33’)=

来源:学生作业帮助网 编辑:作业帮 时间:2024/05/05 23:05:05
用度,分,秒表示77°42'+34°.45'= 108°18’-56°23’= 180°-(34°54‘+21°33’)=

用度,分,秒表示77°42'+34°.45'= 108°18’-56°23’= 180°-(34°54‘+21°33’)=
用度,分,秒表示77°42'+34°.45'= 108°18’-56°23’= 180°-(34°54‘+21°33’)=

用度,分,秒表示77°42'+34°.45'= 108°18’-56°23’= 180°-(34°54‘+21°33’)=
77°42'+34°45'
=77+34 °42+45'
=111°87'
=112°27'
108°18’-56°23’
= 107°78'-56°23'
=107-56°78-23'
=51°55'
180°-(34°54‘+21°33’)
=180°-(34+21°54+33‘)
=180°-55°87'
=179°60'-56°27'
=123°33