GRE数学几何重点例题(2)

 来源:    要点:GRE数学  
编辑点评: 继算术和代数之后,我们开始来攻坚GRE几何部分啦。小编给大家准备了GRE中典型的几何题型,希望能够帮助大家轻松应付GRE几何题。

继算术和代数之后,我们开始来攻坚GRE几何部分啦。小编给大家准备了GRE中典型的几何题型,希望能够帮助大家轻松应付GRE几何题。

11.In the rectangular coordinate system, line k passes through the point (0,0) and (4,8); line m passes through the points (0,1) and (4,9).

The slope of line k

The slope of line m

答案:C

12.In the stop sign shown in the figure above, all sides have equal length and all angles have equal measure. If the figure could be rotated 225 degrees in a clockwise direction, point G would be in the position of point.

A.I

B.J

C.K

D.L

E.M

答案:B

13.What is the ratio of the perimeter of a pentagon with each side of length 6 to the perimeter of an octagon with each side of length 6?

A.5/6

B.4/5

C.3/4

D.2/3

E.5/8

答案:E

14.A circular flower bed is inscribed in a flat, square garden plot that measures x meters on each side.

The fraction of the garden plot area that is not part of the flower bed if x=50 meters

The fraction of the garden plot area that is not part of the flower bed if x=45 meters

答案:C

15.The dimensions, in centimeters, of rectangular box R are 6 by 8 by 10. Which of the following cannot be the total surface area, in square centimeters, of two faces of R?

A.96

B.120

C.128

D.160

E.180

答案:E

16.The figure above shows a large square formed by fitting three L- shaped tiles and one small square tile together. If a rectangular floor 10 feet by 12 feet is to be tiled in large squares of this design, how many L-shaped tiles will be needed?

A.810

B.405

C.270

D.135

E.45

答案:A

17.A certain rectangle has perimeter 54. If the ratio of the length of the rectangle to the width is 5 to 4, what is the length of the rectangle?

A.30

B.27

C.24

D.18

E.15

答案:E

18.In the rectangular coordinate system above, the coordinates of points A and B are shown. If the dotted lines represent a second pair of coordinate axes with origin at A, and if the scale is the same on both pairs of axes, what are the coordinates of point B with respect to the second pair of axes?

A.(-33,88)

B.(33,48)

C.(33,-48)

D.(97,88)

E.(97,-88)

答案:C

19. If the perimeter of the rectangle above is 36, then l=

A.9

B.14

C.16

D.28

E.32

答案:B

20.If the perimeter of a triangle is 18, then the length of one of the sides cannot be

A.1

B.3

C.6

D.8

E.9

答案:E

最新2024GRE数学信息由沪江留学网提供。

请输入错误的描述和修改建议,建议采纳后可获得50沪元。

错误的描述:

修改的建议: