英语翻译R is the set of all points within the triangle ABC which are nearer to B than to A and whose distance from C is less than CB.On the diagram on the answer sheet,draw accurately the boundary of R and indicate carefully the region R by shading it.
问题描述：
英语翻译
R is the set of all points within the triangle ABC which are nearer to B than to A and whose distance from C is less than CB.On the diagram on the answer sheet,draw accurately the boundary of R and indicate carefully the region R by shading it.
答
R是从C的自B是近比自A，并且距离是较少的所有点，在三角ABC内。 在答案纸图中，准确地得出R界限并且表明区域R。
答
R是所有点的集合,在三角进攻里都更接近到B美国广播公司(ABC)的距离比一个,从C小于CB。在这张图在答案纸上,画出准确的边界地区R和指示仔细R条件下,通过遮光处理它。
答
R是所有点在三角形ABC,这个三角形比A更接近B,它和C是它的距离比CB少.在答题纸上图,绘制准确的R边界,并说明它的精心阴影区域R.