Transformation in a Plane

Identify the transformation from ABC to A'B'C'.

• 90^o clockwise rotation

• 90^o counter clockwise rotation

• Reflection across the y-axis

• Reflection across the x-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Point A of triangle ABC is at (3, 2). If triangle ABC is reflected about the y-axis, what are the coordinates of point A’ ?

• ( 3 , -2)

• ( -3 , 2)

• ( -2 , -3 )

• ( 2 , 3 )

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A regular pentagon is centered about the origin and has a vertex at (0, 4). Which transformation maps the pentagon to itself?

• a reflection across line m

• a reflection across the x-axis

• a clockwise rotation of 100° about the origin

• a clockwise rotation of 144° about the origin

Tags

CCSS.HSG.CO.A.3

What is the sequence of transformations?

• Reflect over the y then reflect over the x

• Reflect over the x then reflect over the y

• Translate 4 units then rotate 90˚

• Rotate 90˚ then reflect over the x

Tags

CCSS.8.G.A.3

Reflect the point (2, -4) over the y-axis.

• (-4, 2)

• (-2, 4)

• (-2, -4)

• (2, 4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Level 3: Identify the transformation.

• Rotation (Turn)

• Reflection (Flip)

• Translation (Slide)

• None of the Above

Tags

CCSS.8.G.A.3

Level 3: Identify the transformation.

• Reflection (Flip)

• Translation (Slide)

• Rotation (Turn)

• None of the Above

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

What does a translation do to a figure on the coordinate plane?

• Rotates it

• Flips it

• Shrinks it

• Slides it

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which coordinate notation correctly describes a transformation that maps the black triangle to the gray triangle?

• The rotation (x, y) → (-x, -y)

• The translation (x, y) → (x + 6, y - 2)

• The rotation (x, y) → (-y, -x)

• The translation (x, y) → (x + 4, y - 8)

Tags

CCSS.HSG.CO.A.2

A trapezoid is shown in the coordinate plane. Which of the following gives the line or lines of symmetry about which the trapezoid can be reflected in order to map the trapezoid onto itself?

• y = x

• x = 4

• x = 4 and y = 2

• x = 0 and y = 0

Tags

CCSS.4.G.A.3