帮帮忙化弧度制

题目

帮帮忙化弧度制
225°,210°,240°,300°,270°,330°,90°,120°,130°
,30°,45°,60°,190°,
可不可以帮我把这些度数化成弧度制.

答案

225°=5π/4
210°=7π/6
240°=4π/3
300°=5π/3
270°=3π/2
330°=11π/6
90°=π/2
120°=2π/3
130°=13π/18
30°=π/6
45°=π/4
60°=π/3
190°=19π/18