2-7-20 Transformations Practice

Triangle ABC will be dilated by a scale factor of 1/2.  What will be the coordinates of C'?

• (-1, -2.5)
• (12, 6)
• (3, -1.5)
• (0, 1.5)

Tags

CCSS.8.G.A.3

Enlargement or reduction?  Find the scale factor!

• It's a reduction; the scale factor is 2.
• It's an enlargement; the scale factor is 2.
• It's an enlargement; the scale factor is 1/2.
• It's a reduction; the scale factor is 1/2.

Tags

CCSS.8.G.A.3

Which series of transformations were performed in the figure?

• Translation 5 units down, reflection over the y-axis

• Reflection over the x-axis, translation 6 units right

• Rotation 90^o clockwise, reflection over the x-axis

• Rotation 180^o clockwise, reflection over the y-axis

Tags

CCSS.8.G.A.3

Which of the following describes the sequence of transformations shown?

• Reflect across the x-axis and then rotate -90 degrees around the origin

• Rotate -90 degrees around the origin and then translate down.

• Reflect across the x-axis and then reflect across the y-axis.

• Translate up and then rotate 90 degrees about the origin.

Tags

CCSS.8.G.A.3

What are the coordinates of A', the image of A(-3,4), after a rotation of 180º about the origin?

• (4, -3)

• (-4, -3)

• (3, 4)

• (3, -4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Point A is located at (4,-7). The point is reflected in the x-axis. Its image is located at...

• (-4, 7)

• (-4, -7)

• (4, 7)

• (7, -4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

If point (5,2) is rotated counterclockwise 90° about the origin, its image will be point...

• (2, 5)

• (2, -5)

• (-2, 5)

• (-5, -2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What are the coordinates of M', the image of M(2,4), after a counterclockwise rotation of 90º about the origin?

• (-2, 4)

• (-2, -4)

• (-4, 2)

• (-4, -2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

The image of point (3,4) when reflected in the y-axis is...

• (-3, -4)

• (-3, 4)

• (3, -4)

• (4, 3)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the image of the point (−5,2) under the translation 3 units horizontally and −4 vertically?

• (-9, 5)

• (-8, 6)

• (-2, -2)

• (-15, -8)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5