GRE
($$\frac{2}{3}$$@$$\frac{2}{3}$$)@$$\frac{2}{3}$$
$$\frac{2}{3}$$@($$\frac{2}{3}$$@$$\frac{2}{3}$$)
The area of isosceles triangle A
The area of isosceles triangle B
The area of △ACE
The area of △BDF
$$x$$
$$90$$
The average (arithmetic mean) of the greatest number and the least number in list S
5 more than the least number in list S
25000 +道题目
269本备考书籍