Free Printable Chapter 7 Quiz attempt #1

1.

Of the 240 students eating lunch, 96 purchased their lunch and the rest brought a bag lunch. What is the ratio of students purchasing lunch to students bringing a bag lunch?

a)

2:3

b)

2:5

c)

3:2

d)

5:2

2.

In a rectangle, the ratio of the width to the length is 4:5. If the rectangle is 40 centimeters long, find its width.

(number answer only)

(a)

3.

A postage stamp 20 millimeters wide and 45 millimeters tall is enlarged to make a poster. The poster is 4 feet wide. Find the height of the poster.

(number answer only)

(a)

4.

In $\Delta ABC$ , $\overline{AX}$ bisects $\angle BAC$ . Find the value of $\overline{BX}$ .

(a)

5.

The ratio of the measures of the three sides of a triangle is 3 : 4 : 6. If the perimeter is 91, find the length of the longest side.

(a)

6.

The ratio of the measures of the three sides of a triangle is 3 : 4 : 6. If the perimeter is 91, find the length of the shortest side.

(a)

7.

A quality control technician checked a sample of 30 light bulbs. Two of the bulbs were defective. If the sample was representative, find the number of bulbs expected to be defective in a case of 450.

(a)

8.

A model of a lighthouse has a diameter of 8 inches and a height of 18 inches. If the actual diameter of the lighthouse is 20 feet, find its actual height.

(a)

9.

In $\Delta ABC$ , $\overline{DE}\ \parallel\ \overline{AC}$ . If $\overline{AD}$ = 12, $\overline{BD}$ = 3, and $\overline{CE}$ = 10, find $\overline{BE}$ .

(a)

10.

If $\Delta KLM\sim\Delta XYZ$ , find the perimeter of $\Delta XYZ$ .

(a)

11.

Quadrilateral ABCD ~ Quadrilateral EFGH. Find the value of x.

(a)

12.

Solve for x.

(a)

13.

Solve for x.

(a)

14.

If $\Delta ABC\ \sim\ \Delta EFG$ and BD and FH are medians, find BD.
AB = $5\ \frac{1}{4}$ , BC = 2x -5, FG = x + 5, and FE = 7

(a)

15.

Find the value of x.

(a)

16.

Find AD so that DE // AB.

AD = 2x - 4, DC = 5x, BE = 3x, EC = 8x

(a)

17.

Factor: $x^2\ +\ 5x\ -\ 24$

a)

(x - 6)(x + 4)

b)

(x + 6)(x - 4)

c)

(x - 8)(x + 3)

d)

(x + 8)(x - 3)

18.

Quadrilateral JKLM ~ Quadrilateral WXYZ.

JK = 15, LM = 10, XY = 6, and WX = 9.

Find KL.

(a)

19.

Given the choice between doing an oral report and a written report, 18 of the 28 students chose to do an oral report. Find the ratio of written to oral reports.

a)

5:9

b)

9:5

c)

9:14

d)

14:9

20.

Given the choice between doing an oral report and a written report, 18 of the 28 students chose to do an oral report. Find the ratio of to oral to total reports.

a)

5:9

b)

9:5

c)

9:14

d)

14:9

21.

Find FH so that GH // DE.

(a)

22.

Find CE.

(a)

23.

Find LM.

(a)

24.

$x^2+23x+42$
Which two would be used to factor the quadratic expression above?

a)

(x + 7)

b)

(x + 21)

c)

(x + 14)

d)

(x + 6)

e)

(x + 2)

25.

Identify the similar triangles.

a)

A

b)

B

c)

C

d)

D

26.

$x^2-6x-27$
Which two would be used to factor the quadratic expression above?

a)

(x - 9)

b)

(x + 6)

c)

(x + 9)

d)

(x - 3)

e)

(x + 3)

27.

Rectangle ABCD ~ Rectangle EFGH. The perimeter of ABCD is 54 centimeters and the perimeter of EFGH is 36 centimeters. What is the scale factor of ABCD to EFGH?

a)

$\frac{3}{4}$

b)

$\frac{3}{2}$

c)

$\frac{3}{5}$

d)

$\frac{5}{3}$

28.

$x^2-64$
Which two would be used to factor the quadratic expression above?

a)

(x + 8)

b)

(x - 32)

c)

(x + 64)

d)

(x - 8)

e)

(x + 32)

Chapter 7 Quiz attempt #1

Total questions: 28

Worksheet time: 7hrs 50mins

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