Convert the angle into radians. 1350, 2Ƞ, 3ƞ/4, 4ƞ/3, ƞ, Convert the angle into degrees.  5ƞ/18, 60, 30, 55, 50, Convert the angle into radians. 330°, 11ƞ/6, ƞ, 6ƞ/6, ƞ/4, Convert the angle into degrees.  ƞ/10, 1.8, 18, 10, 180, which figures represent an angle ƞ?, , , , , Find length of an arc that subtend a central angle of 60° in a circle of radius 12m?, 4ƞ, 2ƞ, ƞ, ƞ/2, A circular arc of length 8 ft subtends a central angle of 40º.Find the radius of the circle?, 10.5 ft, 11.4 ft, 11.8 ft, 10.8 ft , Find the area of the sector as shown in the figure, 40.6, 41.8, 42.6, 44.6.

class Activity

由
打印
嵌入

排行榜

视觉风格

选项

切换模板

)
恢复自动保存：？