GRE
1
The area of a square with side length of 2a
The length of a diagonal of square T
The length of a side of square S
The area of trapezoid A
The area of trapezoid B
ST
10
The area of the sector OAC
4$$\sqrt{2}$$π
The area of sector ABD with C at the center
The area of ACE
25000 +道题目
7本备考书籍