# 美国高考ACT模拟试卷1（数学）

• 卷面总分：28分
• 试卷类型：模拟试题
• 测试费用：免费
• 试卷答案：有
• 练习次数：90次
• 作答时间：120分钟
• 关注人数：2157

### 试卷简介

#### 题型：

• MATHEMATICS    1

Which of the following is NOT equal to ?

• A. • B. • C. • D. • E. 2

If the average of four numbers is 4, and if the number 6 is added to these four numbers, what is the average of all five numbers?

• A.3
• B.17/4
• C.22/5
• D.9/2
• E.5
3

In the figure below, the centers of all three circles (the three points) lie on the same line. The radius of the middle-sized circle is twice that of the smallest circle. If the radius of the smallest circle is 1, what is the length of the boundary of the shaded region? • A.12π
• B.6π
• C.12
• D.3π
• E.9
4

Which of the following is a factor of ?

• A. • B. • C. • D.(x-3)
• E.(x+5)
5

All six sides of the polygon shown below are congruent. What is the value of x? • A.258
• B.240
• C.220
• D.180
• E.165
6

In the figure below, O1 and O2 are concentric circles and AB is tangent to O1 at C. If the radius of O1 is r and the radius of O2 is twice as long, what is the area of the shaded region? • A. • B. • C. • D. • E. 7

One x-intercept of the parabola defined by the equation is within which of the following intervals?

• A.[-6,-4]
• B.[-2,0]
• C.[0,2]
• D.[2,4]
• E.[3,5]
8

The figure below shows a solid wooden cube with surface area of 9 square units on each side,except that a 1X1 square hole has been cut through the cube from one side to the opposite side.After the hole is cut,what is the volume of the remaining wood,in cubic units? • A.21
• B.24
• C.27
• D.30
• E.33
9

In the figure below, if AD≌DC, what is the perimeter of the quadrilateral that forms the boundary of the total region shown? • A.18
• B. • C. • D. • E. 10

In a geometric series, each term is a constant multiple of the preceding one. If x and y are the first thwo terms in a geometric series, which of the following represents the third term in the series?

• A. • B.y/x
• C. • D.xy
• E. ### 备考资料 ### 下载试卷  