In the preceding figure, each of the four squares has sides of length 2x. If triangle PQR is formed by joining the centers of th

admin2012-01-15 53

问题 In the preceding figure, each of the four squares has sides of length 2x. If triangle PQR is formed by joining the centers of three of the squares, what is the perimeter of triangle PQR in terms of x?

选项 A、
B、
C、
D、
E、

答案D

解析

转载请注明原文地址:https://kaotiyun.com/show/VCkO777K

本试题收录于： GRE QUANTITATIVE题库GRE分类

GRE QUANTITATIVE

GRE

相关试题推荐

TravelAgent:FreedomTravel.HowmayIhelpyou?Caller:Yes,I’dliketomakeaflightreservationforthetwenty-thirdofth
Isthat6a.m.workoutgettinginthewayofgoodsleep?Don’tthinkyourfatcellswon’tnotice.AnewstudypublishedinThe
WhentheUnitedStatesCongresscreatedYellowstoneNationalParkin1872,thegoalwastosetasideaplacewhereAmericanscou
KidsoftenaskScoutBassett,ofPalmDesert,California,ifshewishesshehadtwonormallegs.Scout,18,answers,"No.Ihave
Caraccidentskillmorethanonemillionpeopleandinjureapproximately50millioneachyear.【C1】______,millionsoffishcans
Whatdoweknowfromthefirstparagraph?Whichofthefollowingistrueaccordingtothepassage?
Thereasonwhysomepeopleareunlikelytosucceedinlifeisthatthey______.Whichofthefollowingstatementsismostimpor
Whatyou’realwaysheard?We’reeatingtoomuchsalt.TheaverageAmericangetsabout3.4gramsofsodiumeveryday,farmoreth
Whatisthegreatestpossiblecommondivisoroftwodifferentpositiveintegerswhicharelessthan256?
Acertainjarcontains100jellybeans:50white,30green,10yellow,5red,4purple,and1black.Ifajellybeanistobech

随机试题

奶牛，6岁，产后3周出现红尿，继而尿呈棕褐色，排尿次数增加，每次排尿量相对较少；尿液检查未见红细胞。血液凝固不良，红细胞数2×1012个／L，血红蛋白含量130g／L。可视黏膜苍白、黄染。最可能降低的是
注册消防工程师职业道德的基础和核心是()。
晶科公司是一家从事心血管疾病原料药研发、生产和销售的企业，专有的原料药提取和纯化技术、质量保证和质量控制操作规程都是公司保持在行业内竞争力的关键。受经济危机的影响，公司业绩下降明显，为此决定进行大范围降薪。而掌握原料药提取和纯化技术的核心技术人员薪酬则不受
人物面孔呈鹅卵形的《北齐校书图》是北齐画家__________的传世作品。
世界上第一个无产阶级政党是（）。
科学发展观提出的根本依据是
设A为n阶可逆矩阵(n≥2)，则[(A*)*]-1＝_______(用A*表示)．
设0＜P(A)＜1，0＜P(B)＜1，P(A|B)+=1，则A与B必
"Wearehere,"mymomsaid.ThiswasthefirsttimeIhadcomewithmymothertoahomelessshelter(救助站).Weunloadedthefood
OnVolunteer1．现在越来越多的人加人志愿者的队伍2．志愿者的意义3．我的看法

最新回复(0)

In the preceding figure, each of the four squares has sides of length 2x. If triangle PQR is formed by joining the centers of th

GRE QUANTITATIVE

GRE

TravelAgent:FreedomTravel.HowmayIhelpyou?Caller:Yes,I’dliketomakeaflightreservationforthetwenty-thirdofth

Isthat6a.m.workoutgettinginthewayofgoodsleep?Don’tthinkyourfatcellswon’tnotice.AnewstudypublishedinThe

WhentheUnitedStatesCongresscreatedYellowstoneNationalParkin1872,thegoalwastosetasideaplacewhereAmericanscou

KidsoftenaskScoutBassett,ofPalmDesert,California,ifshewishesshehadtwonormallegs.Scout,18,answers,"No.Ihave

Caraccidentskillmorethanonemillionpeopleandinjureapproximately50millioneachyear.【C1】______,millionsoffishcans

Whatdoweknowfromthefirstparagraph?Whichofthefollowingistrueaccordingtothepassage?

Thereasonwhysomepeopleareunlikelytosucceedinlifeisthatthey______.Whichofthefollowingstatementsismostimpor

Whatyou’realwaysheard?We’reeatingtoomuchsalt.TheaverageAmericangetsabout3.4gramsofsodiumeveryday,farmoreth

Whatisthegreatestpossiblecommondivisoroftwodifferentpositiveintegerswhicharelessthan256?

Acertainjarcontains100jellybeans:50white,30green,10yellow,5red,4purple,and1black.Ifajellybeanistobech

奶牛，6岁，产后3周出现红尿，继而尿呈棕褐色，排尿次数增加，每次排尿量相对较少；尿液检查未见红细胞。血液凝固不良，红细胞数2×1012个／L，血红蛋白含量130g／L。可视黏膜苍白、黄染。最可能降低的是

注册消防工程师职业道德的基础和核心是()。

人物面孔呈鹅卵形的《北齐校书图》是北齐画家__________的传世作品。

世界上第一个无产阶级政党是（）。

科学发展观提出的根本依据是

设A为n阶可逆矩阵(n≥2)，则[(A*)*]-1＝_______(用A*表示)．

设0＜P(A)＜1，0＜P(B)＜1，P(A|B)+=1，则A与B必

"Wearehere,"mymomsaid.ThiswasthefirsttimeIhadcomewithmymothertoahomelessshelter(救助站).Weunloadedthefood

OnVolunteer1．现在越来越多的人加人志愿者的队伍2．志愿者的意义3．我的看法

设A为n阶可逆矩阵(n≥2)，则[(A)]-1＝_______(用A*表示)．