The area of a circle with radius aa is less than the area of a square with sides of length ka. Which of the following could be t

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问题 The area of a circle with radius aa is less than the area of a square with sides of length ka. Which of the following could be the value of k? Indicate all such values.

选项 A、4/3
B、5/3
C、6/3
D、7/3

答案C,D

解析圆的面积为πa²，正方形面积为k²a²。
πa²＜k²a²

故答案为CD。

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本试题收录于： GRE QUANTITATIVE题库GRE分类

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The area of a circle with radius aa is less than the area of a square with sides of length ka. Which of the following could be t

GRE QUANTITATIVE

GRE

Thatstudent______hishandeverytimeIaskedaquestion.

Thenumberofmembersintheclub________totwohundred.

Allthefollowingcasesareon-the-jobsmokingexceptthat______.Accordingtothepassage,on-the-jobsmokingaffectsanemplo

Thereasonwhysomepeopleareunlikelytosucceedinlifeisthatthey______.Whichofthefollowingstatementsismostimpor

Whenweplaytenniswehaveto______.By"character-training",theauthormeansthatsportsandgamescanhelpchildren______

Outofallthestudentswhoenrollinamassiveopenonlinecourse(MOOC),onlyabout5percentcompletethecourseandreceive

Thecompanyisstartinganewadvertisingcampaignto______newcustomerstoitsstores.

Whichofthefollowingisequaltothecubeofanon-integer?

Thesquarerootof800isbetweenwhichofthefollowingintegers?

某地图上画了一个椭圆游泳池平面图，已知地图上的1cm相当于实际的1.5m，若地图上游泳池是20cm2，则实际游泳池的面积是多少m2?

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