GRE
k-m
-15
The distance between point (5, 5) and the origin
The distance between point (4, 6) and the origin
The length of QR
The length of ST
The number of circles that pass through at least three of the four endpoints
2
The area of the smaller circle with radius r
The area of the region between these two concentric circles
The median salary for the 48 employees at Business Y
$38,000
25000 +道题目
202本备考书籍