gre数学考试关于几何的重点试题(一)

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　　考生如果觉得复习gre数学考试比较难不妨从这些题目练习开始，每篇都是按照分类给大家列举了一些典型题目，本篇主要是针对gre数学考试几何题型方面的典型题目及答案.
　　1. If the areas of three of the faces of a rectangular solid are 6,10 and 15, what is the volume of the solid?
- ]' e2 Q+ P' M　　A.30
" L& w  C6 ?! H9 X: j& E/ d) }' F　　B.90
　　C.150
0 D, `3 l# c9 x: T5 G$ i　　D.300
' P: `# f0 Z6 F2 }2 m, M　　E.450
  E( h5 t9 E+ m　　答案：A
　　2.△RST lies in the XY-plane and points R and T have (x, y) coordinates (0,0) and (6,0), respectively. The area of △RST is 12.
3 P, @: X7 P* B$ ~' ~( f5 w. [

8 g; [9 U. `5 w- J; W' x, z: Q　　The x-coordinate of R
　　The y-coordinate of S
　　答案：D
0 w0 b& D' h- K( b3 Y, o) W　　3.What is the maximum number of nonover-lapping regions into which 3 lines can divide the interior of a circle?
　　A.4
+ w7 t8 `9 `; Q$ z1 f　　B.6
　　C.7
1 v; z; Q1 a7 k; H( h; \　　D.8
( T3 T, N6 h/ @: \) l1 {# E　　E.9
4 a. r5 T; Y" `/ T0 g, b/ ^$ y3 L( l5 ^　　答案:C

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　　4.The rectangular rug shown in the figure above has a floral border 1 foot wide on all sides. What is the area, in square feet, of that portion of the rug that excludes the border?
+ L1 N. b, h* @
( U, ?% w2 `; N( I7 G　　A.28
, u. O- w6 a4 Z. Z　　B.40
2 v  a( _3 X" I　　C.45
　　D.48
　　E.53
/ ]* L# d( e- q# o, V0 Z2 e　　答案：A
+ S" @9 p' s- H3 o  N1 A　　5. The diagram represents a rectangular garden. The shaded regions are planted in flowers, and the unshaded region is a walk 2 feet wide. All angles are right angles.
, H: c, K, q) N$ \) [& T1 j! \
　　The sum of the areas of the shaded regions
, N1 @6 P% M9 R" S0 o- L　　2,800 square feet
; u2 \- C6 r0 T2 O3 i/ M, q　　答案：D

  ?' j; o, |4 l+ v- P　　6.What are the coordinates of point B in the xy-plane above?

　　A.(6,12)
　　B.(6,28)
　　C.(8,20)
　　D.(12,20)
3 P* V3 {5 D6 R% Q4 u8 C　　E.(14,28)
. [1 A- m* T, A3 R/ ?　　答案：B
5 Q" H8 G+ J  o" c　　7.If 9 trees are originally planted in a circular pattern as shown above, what is the least number of trees that must be transplanted so that the 9 trees will be in 2 straight rows?

　　A.4
　　B.5
2 j) w; k0 O. Q1 |/ b　　C.6
  ]7 `4 q+ U3 Z  B& P8 C/ y8 e　　D.7
! \, o1 g( @9 f" H) i- \3 Q　　E.8

* }7 e; `0 H1 {. L; b2 z1 B# C) E, y　　答案：B

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</p>　　8.If the sum of the measures of two angles is 180o,each angle is a supplement of the other, whereas, if the sum of their measures is 90o, each is a complement of the other.
　　The measure of an angle with a supplement that measures 130o
2 v0 _  I, |( ^4 Z! k: f　　The measure of an angle with a supplement that measures 40o
0 {  U; h* Y+ J) b3 K/ @, o% W　　答案：C
　　9.If a solid pyramid has 4 vertices and 4 faces, how many edges does the pyramid have?
1 Z4 M/ |5 q9 V# Q1 S/ d3 R　　A.2
! T! Q7 r  C1 K2 @, O　　B.3
9 ^. _# H' ?( ], n3 W* i/ q' c　　C.4
6 B& T( I2 |2 J　　D.6
' }& u9 ~$ u. e, C: i/ k$ }　　E.8
( y) A5 f3 z8 |, v0 k　　答案：D
$ J1 E4 y2 `* |1 M9 |3 l) U　　10.A rectangular floor with an area of 12 square meters is drawn to scale with 2 centimeters representing 1 meter.
1 z. Y3 Q- ~9 X4 I3 ^3 B　　The area of the scale drawing of the floor
! s* n5 w5 O5 N* w/ H: j　　24 square centimeters
- A! m, R) K- x0 H) Q1 ]8 v7 a　　答案：A
! g8 T7 ]- {% X( m% P　　每到题目都是关于gre数学考试的典型题目，考生可以根据题目来复习知识点，这样更有针对性。