The figure below shows two concentric circles, each with center O. Given that th

游客2025-02-24 25

问题 The figure below shows two concentric circles, each with center O. Given that the larger circle has radius 12 and the smaller circle has radius 7, find the following.
(a)Circumference of the larger circle
(b)Area of the smaller circle
(c)Area of the shaded region

[br]

选项

答案 24π

解析

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The figure below shows two concentric circles, each with center O. Given that th

[img]ct_gre5image016[/img]Thecirclesabove,withcentersOandP,eachhavera

Inthefigurebelow,linetisparalleltolineu,andlinevisperpendiculart

Thefigureattherightconsistsoffoursemicirclesinalargesemicircle.Ift

TheCenterCityLittleLeagueisdividedintoddivisions.Eachdivisionhastt

Apollof2,000studentswastakenbeforeCentervilleCollegechangedthenam

Whatistheareaofthetriangleinthefigurebelow?[img]2012q1/ct_egreqm_egreq

Intheprecedingfigure,eachofthefoursquareshassidesoflength2x.Iftri

Inthefigurebelow,linetisparalleltolineu,andlinevisperpendiculart

[img]2014m5x/ct_egreqm_egreqjs_0127_20135[/img]Inthefigureabove,XY=YZ.If

[img]2014m5x/ct_egreqm_egreqjs_0113_20135[/img]Inthefigureabove,whatisth

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Scientistsfindthathard-workingpeoplelivemuchlongerthanaveragemena

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