-12.5度=()弧度,5π/8=()度,求详解.
问题描述:
-12.5度=()弧度,5π/8=()度,求详解.
答
你就把π当作180°
-12.5°=-12.5/180*π=-5/72π
5π/8=5*180°/8=112.5°