Transformations & Symmetry

_{How many lines of symmetry does an equilateral triangle have and what is the degree of rotational symmetry?}

• 0 lines of symmetry and the degree of rotational symmetry is 90

• 3 lines of symmetry and the degree of rotational symmetry is 90

• 1 line of symmetry and the degree of rotational symmetry is 120

• 3 lines of symmetry and the degree of rotational symmetry is 120

Tags

CCSS.HSG.CO.A.4

Point A (4, -2) is reflected over the line y = x, rotated 270 degrees CCW and reflected over the y-axis. What is A'''?

• Point A''' is (4, -2)

• Point A''' is (4, 2)

• Point A''' is (-2, 4)

• Point A''' is (-4, 2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Describe the transformation.

• translation by (x - 1, y + 6)

• reflection across x = -2

• translation by (x + 6, y - 1)

• reflection across y = -2

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Describe the transformation.

• reflection across the line y = x

• reflection across the line y = -x

• rotation 180 degrees CCW about the origin

• rotation 90 degrees clockwise about the origin

Tags

CCSS.HSG.CO.B.6

Determine how to translate triangle ABC to triangle A'B'C'.

• (x + 2, y - 9)

• (x - 2, y + 9)

• (x - 9, y + 2)

• (x + 9, y - 2)

Tags

CCSS.HSG.CO.A.2

What type of symmetry does this shape have?

• Only Rotational Symmetry

• Only Line Symmetry

• Both Rotational and Line Symmetry

• Neither Rotational nor Line Symmetry

Tags

CCSS.HSG.CO.A.4

What does NOT change from the pre-image to the image in an isometric transformation?

Select ALL that apply.

• The length of the line segments

• The position of the figure.

• The angle measures.

• The orientation of the object.

• The area of the image.

Tags

CCSS.HSG.CO.A.2

What is the order and angle of rotation of the flower?

• Order is 6, angle of rotation is 60 degrees

• Order is 4, angle of rotation is 90 degrees

• Order is 3, angle of rotation is 120 degrees

• Order is 6, angle of rotation is 30 degrees

Tags

CCSS.HSG.CO.A.4

What is the sequence of transformations for the image given?

• Reflect over the y-axis, translate by T_6,0

• Reflect over the x-axis then translate by T_6,0

• Reflect over the x-axis then translate by T_2,6

• Reflect over the y-axis then translate by T_2,6

Tags

CCSS.8.G.A.3

If you were to rotate ABCD 90° counterclockwise about the origin, what would the coordinate of A' be?

• (-5, 5)

• (-3, 5)

• (-5, 3)

• (-3, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5