Toggle navigation
GMAT全题库答疑
GMAT全真模考
立即登录
马上注册
出国考试答疑器,
解决你的问题
在这里你可以:
GMAT全题库答疑
GMAT全真模拟考试
微信登录
×
还没有登录哦!
[Problem Solving]
试题详情
题目:
A circular mat with diameter 20 inches is placed on a square tabletop, each of whose sides is 24 inches long. Which of the following is closest to the fraction of the tabletop covered by the mat?
选项:
A、5/12
B、2/5
C、1/2
D、3/4
E、5/6
答案:
C
提问列表
提问
提问:
题目说直径20的圆放在边长24的正方形内,求圆与正方形比率? 正方形面积24^2=576 圆面积公式为:S=πR^2 S--圆面积; π-- 圆周率,其值为3.1415926535; 圆面积的公式难道是把3.14带进去算出来314 314/576约等于0.5451 然后选的1/2么? 当时做题的时候就停在S=πR^2这里做不下去了,没把π=3.14往里面代数
解答:
点赞-1
阅读1766
解答: sysadmin
提问:
我不明白为什麼是把圆周率3.1415926535314带进去算出314,那直径20有用到吗?
解答:
点赞0
阅读1684
解答: sysadmin老师
提问:
题目说直径20的圆放在边长24的正方形内,求圆与正方形比率? 正方形面积24^2=576 圆面积公式为:S=πR^2 S--圆面积; π-- 圆周率,其值为3.1415926535; 圆面积的公式难道是把3.14带进去算出来314 314/576约等于0.5451 然后选的1/2么? 当时做题的时候就停在S=πR^2这里做不下去了,没把π=3.14往里面代数
解答:
点赞-1
阅读1767
解答: sysadmin老师
问个问题
我想问:
提交
注册太麻烦?
点这里查看免费答疑吧!
学长故事
GMAT考了4次,是什么让我成功突围
体验过线上和线下,从GMAT620一路直升730,关于备考他有话说!
从GMAT610到710,做好规划比埋头盲干更重要!
踏过雷,踩过坑,最终还是以740分杀G成功
【GMAT740高分分享】思维的转变,受用终生!
760, 博智助我一战分手!
免扫码试听
[Issue Essay]Analytical!...
[Critical Reasoning]Many people suffer an allergic reaction to certain sulfites,...
[Sentence Correction]Caribou are wary animals with excellent hearing, so stalking...
24小时随身答疑小程序
GMAT每日一题
王文静
英吉
On average, the emergency treatment
Although fullerenes--spherical molecules made entirely of
The prairie vole, a small North American
A popular beach has long had a
Tiger sharks are common in the waters
The country of Ertland has never imported
Jennifer: Video rental outlets in Centerville together
Mourdet Winery: Danville Winery's new wine was introduced to
Mourdet Winery: Danville Winery's new wine was introduced to
United States manufacturers currently produce most
The higher the level of certain vitamins and minerals
Most of the world's supply of uranium currently
×
提问支付
完成提问需要支付100博币
×
提问支付
完成提问需要支付100博币
×
取消提问
取消提问后,本提问将会关闭,确定取消?
您已有博币
--
花
30
博币打赏老师,听一下这道题的讲解吗?
返回
确认打赏
×
博币不足
加"GMAT小百科"小智微信
直接送
200
登录
Sign
In
微信扫码听答疑
不想扫码?
免费体验更多解答
账号
密码
记住密码
登录
点我领取
免费专项课程