几何练习题.doc

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1、GRE 几何练习题几何练习题(共 5 题，共 0.0 分) 1In the figure above, square CDEF has area 4. What is the area of ABF ?A B C 4D E 6(e)选择答案： A B C D E您的答案： 正确答案：E本题【0 分】 你的得分： 0 分 2In the circle above, PQ is parallel to diameter OR, and OR has length 18. What is the length of minor arc PQ ?A 2B C D E 3选择答案： A B C D E您

2、的答案： 正确答案：A本题【0 分】 你的得分： 0 分 3In the figure above, A is the point of tangency for two circles and also the center of the third circle. If the radii of three circles are 1, what is the external perimeter of the figure?A B C 4D E 6选择答案： A B C D E您的答案： 正确答案：B本题【0 分】 你的得分： 0 分 4The inside dimensions of

3、a rectangular wooden box are 6 inches 8 inches by 10 inches. A cylindrical canister is to be placed inside the box so that it stands upright when the closed box rests on one of its six faces. Of all such canisters that could be used, what is the radius, in inches, of the one that has maximum volume?

4、 A 3B 4C 5D 6E 8选择答案： A B C D E您的答案： 正确答案：B本题【0 分】 你的得分： 0 分 5In the rectangular coordinate system above, both of two tangent circles are tangent to the x-axis. If the radii of the two circles are 4 and 6, respectively, what is the slope of the line on which two centers lie? A B C D E 选择答案： A B C D E您的答案： 正确答案：A本题【0 分】 你的得分： 0 分