Geometry Similar Transformations

Name the transformation.

• Translation

• Rotation

• Reflection

• It didn't transform

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Name the transformation.

• Reflection

• Translation

• Rotation

• It didn't transform

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

A turn is also called a ___________.

• Translation

• Reflection

• Rotation

• Transformation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Translations, reflections and rotations are all known as ________________________.

• Geometry

• Transformations

• Congruent

• Similar

Describe a sequence of transformations that maps figure A onto figure B.

• translation 4 units right followed by a reflection across the x-axis

• reflection across the x-axis followed by a reflection across the y-axis

• reflection across the y-axis followed by a translation 6 units down

• 90° counter-clockwise rotation about the Origin followed by a reflection across the y-axis

Tags

CCSS.8.G.A.3

Given: ∆AEC, ∆DEF, and \overline{FE\ } \perp\ \overline{CE} What is a correct sequence of similarity transformations that shows ∆AEC~∆DEF?

• A rotation of 180 degrees about point E followed by a horizontal translation

• A rotation of 180 degrees about point E followed by a dilation with a scale factor of 2 centered at point E

• A counterclockwise rotation of 90 degrees about point E followed by a dilation with a scale factor of 2 centered at point E

• A counterclockwise rotation of 90 degrees about point E followed by a horizontal translation

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

Which of the following similarity transformations map △ABC​ to △A″B″C″​ ? Select all that apply.

• translation 1​ unit right and 2​ units up, followed by a dilation with scale factor 2

•  dilation with scale factor 1/2​​ , followed by a translation 1​ unit left and 2​ units down

• dilation with scale factor 2​ , followed by a translation 2​ units right and 4​ units up

•  translation 2​ units left and 4​ units down, followed by a dilation with scale factor 1/2

•   dilation with scale factor 2​, followed by a translation 2​ units left and 4​ units down

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

Given: ∆AEC, ∆DEF, and \overline{FE\ } \perp\ \overline{CE} What is a correct sequence of similarity transformations that shows ∆AEC~∆DEF?

• A rotation of 180 degrees about point E followed by a horizontal translation

• A rotation of 180 degrees about point E followed by a dilation with a scale factor of 2 centered at point E

• A counterclockwise rotation of 90 degrees about point E followed by a dilation with a scale factor of 2 centered at point E

• A counterclockwise rotation of 90 degrees about point E followed by a horizontal translation

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

• a rotation of 180 degrees about point E followed by a horizontal translation

• a counterclockwise rotation of 90 degrees about point E followed by a horizontal translation

• a rotation of 180 degrees about point E followed by a dilation with a scale factor of 2 centered at point E

• a counterclockwise rotation of 90 degrees about point E followed by a dilation with a scale factor of 2 centered at point E

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

Determine two similarity transformations that would map triangle 1 onto triangle 2.

• Reflected across the y-axis and then dilated from the origin by a scale factor of 2

• Reflected across the x-axis and then dilated from the origin by a scale factor of 1/2

• Reflected across the y-axis and then dilated from the origin by a scale factor of 1/2

• Rotated across the y-axis and then dilated from the origin by a scale factor of 2

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2