Help
End Section Review
End Exam
Answer Edit Confirmation
课程
活动
资料
反馈
题目内容
The number line shown contains three points R, S, and T, whose coordinates have absolute values r, s, and t, respectively. Which of the following equals the average (arithmetic mean) of the coordinates of the points R, S, and T?
还没有人评论,赶快抢个沙发~