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Laabri

Grade 8 Math Chapter 2 Study Guide

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Last updated over 1 year ago
20 Nsɛmmisa
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
Asemmisa {{asɛmmisaAhyɛnsode}}
1.

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

Enter "yes" or "no"

1.

2.

Asemmisa {{asɛmmisaAhyɛnsode}}
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.

Asemmisa {{asɛmmisaAhyɛnsode}}
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.

Asemmisa {{asɛmmisaAhyɛnsode}}
4.

Translate the triangle according to the directions.

Asemmisa {{asɛmmisaAhyɛnsode}}
5.

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

Enter "yes" or "no"

8.

9.

10.

Asemmisa {{asɛmmisaAhyɛnsode}}
6.

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

Asemmisa {{asɛmmisaAhyɛnsode}}
7.

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

Asemmisa {{asɛmmisaAhyɛnsode}}
8.

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

Enter "yes" or "no"

17.

18.

Asemmisa {{asɛmmisaAhyɛnsode}}
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'

Asemmisa {{asɛmmisaAhyɛnsode}}
10.

How many degrees of rotation does this appear to be?

Asemmisa {{asɛmmisaAhyɛnsode}}
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.

Asemmisa {{asɛmmisaAhyɛnsode}}
12.

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

180 degree Rotation

Asemmisa {{asɛmmisaAhyɛnsode}}
13.

How many degrees of rotation does this appear to be?

Asemmisa {{asɛmmisaAhyɛnsode}}
14.

Identify any congruent figures in the coordinate plane.

Shade in congruent figures in the same color.

Asemmisa {{asɛmmisaAhyɛnsode}}
15.

Are these figures congruent or similar?

Asemmisa {{asɛmmisaAhyɛnsode}}
16.

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

Enter "yes" or "no"

28.

29.

Asemmisa {{asɛmmisaAhyɛnsode}}
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):

Asemmisa {{asɛmmisaAhyɛnsode}}
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):

Asemmisa {{asɛmmisaAhyɛnsode}}
19.

The blue figure is a dilation of the red figure.

Identify the type of dilation:

Find the Scale Factor(k):

Asemmisa {{asɛmmisaAhyɛnsode}}
20.

Are these two figures similar?