Practice Page
Directions: Read carefully.

1.
How many lines of symmetry does a square possess?

Choose:
1
2
3
4
BlueSquareGuy

 

 

2.
Which quadrilateral has one, and only one, line of symmetry?

Choose:
rectangle
isosceles trapezoid
square
parallelogram
GreenQuadGuy

 

 

3.
Which quadrilateral has no line symmetry, but has rotational symmetry of order 2?

Choose:
rectangle
parallelogram
trapezoid kite
Tmouth

 

 

4.
a) Which of the following figures has rotational symmetry of order 3?
Choose:
square
parallelogram
pentagon
equilateral triangle
quadwpencil
b) What is the angle of rotational symmetry of an object described as having symmetry of order 3?
Choose:
90º
120º
72º
180º

 

 

5.
If a figure has rotational symmetry of order 6, what is the figure's angle of rotation?

Choose:
120º
 90º 60º 30º

Tface

 

 

6.
The car wheel shown at the right has both line and rotational symmetry.
a) State the number of lines of symmetry. Choose:
6
 5 3 4

Choose:
b) State the degree measure of the angle of rotation.
120º
 90º 72º 60º
wheel

 

 

7.
A segment equal in length to the radius of a circle is repeated around the circle, forming chords from end to end. Two repetitions of the segment are shown at the right.
a) How many segments will be able to be placed in this manner around the circle?
Choose:
8
7
6
5
cymcircle

b) What will be the angle of rotation of the figure formed by the repetition of the segment?
Choose:
45º
60º
72º
120º

 

 

8.
ΔABC is an isosceles triangle with
AC = BC.
What is the equation of the line of symmetry of this triangle?

Choose:
y = 4
x = 4
y = x + 4
y = x + 2
symtrianglegrid

 

 

9.
ABCD is a square. The grid pattern in the interior of the square forms a series of small squares.
a) How many lines of symmetry will ABCD possess, including the internal grid pattern?
Choose:
1
 2 0 4
sympattern

b) Under rotational symmetry, what is the angle of rotation of ABCD, including the internal grid pattern?
Choose:
60º
 90º 120º 180º

 

 

10.
ΔABC is an equilateral triangle. The triangles in the interior of ΔABC are also equilateral triangles.

Which of the following statements is true regarding this entire diagram?
symtripattern
Choose:
It has line reflection, and rotational symmetry of 120º.
It has line reflection, but no rotational symmetry.
It has no line reflection, but has rotational symmetry of 120º.
It has no line reflection, and no rotational symmetry.

 

 

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