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Biblioteka

Grade 8 Math Chapter 2 Study Guide

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Posljednje ažuriranje over 1 year ago
20
Lesson 2.1 Translations
2
1
1
1
Lesson 2.2: Reflections
3
1
1
Lesson 2.3: Rotations
1
3
1
1
1
1
2.4 Congruent Figures
1
1
2.5-2.6: Dilations & Similar Figures
1
2
2
2
1
Pitanje 1
1.

Tell whether the figure is a translation of the red figure.

Enter "yes" or "no"

1.

2.

Pitanje 2
2.

The vertices of a quadrilateral are E(1,2), V(1,4), A(4,4), N(4,2).

Draw the figure and its image after a translation 3 units left and 2 units down.

Pitanje 3
3.

The vertices of a triangle are S(-1,-2), A(-2,2), and M(-3,0).

Draw the figure and its image after a translation 5 units right and 1 unit up.

Pitanje 4
4.

Translate the triangle according to the directions.

Pitanje 5
5.

Tell whether the blue figure is a reflection of the red figure.

Enter "yes" or "no"

8.

9.

10.

Pitanje 6
6.

Draw the figure and its reflection over the x-axis (draw in BLUE) and the y-axis (draw in PINK).

Pitanje 7
7.

Draw the figure and its reflection over the x-axis (draw in BLUE) and the y-axis (draw in PINK).

Pitanje 8
8.

Tell whether the blue figure is a rotation of the red figure about the origin.

Enter "yes" or "no"

17.

18.

Pitanje 9
9.

The vertices of a triangle are A(-4,2), B(-2,2), and C(-3,4).

Rotate the triangle 180 degrees about the origin.

Find the coordinates of the image.

A'

B'

C'

Pitanje 10
10.

How many degrees of rotation does this appear to be?

Pitanje 11
11.

The vertices of a triangle are R(1,2), A(2,2), and M(3,4).

Rotate the triangle 90 degrees counterclockwise about the origin.

Find the coordinates of the image.

Pitanje 12
12.

With the given degree of rotation where would point P end up at?

180 degree Rotation

Pitanje 13
13.

How many degrees of rotation does this appear to be?

Pitanje 14
14.

Identify any congruent figures in the coordinate plane.

Shade in congruent figures in the same color.

Pitanje 15
15.

Are these figures congruent or similar?

Pitanje 16
16.

Tell whether the blue figure is a dilation of the red figure.

Enter "yes" or "no"

28.

29.

Pitanje 17
17.

The vertices of a triangle are B(-3,-2), E(-3,0), and N(0,0).

Draw the figure and its image after a dilation with scale factor k = 4.

Identify the type of dilation (enlargement or reduction):

Pitanje 18
18.

The vertices of a quadrilateral are J(4,10), U(10,6), A(6,6)and N(2,2).

Draw the figure and its image after a dilation with scale factor k = 0.5.

Identify the type of dilation (enlargement or reduction):

Pitanje 19
19.

The blue figure is a dilation of the red figure.

Identify the type of dilation:

Find the Scale Factor(k):

Pitanje 20
20.

Are these two figures similar?