Unit 1 Review - Transformations

What are the new coordinates of point (5, -1) after a reflection across the y-axis?

• (-1, 5)
• (-5, -1)
• (-5, 1)
• (5, 1)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

If Point Q starts in quadrant III, where will it be after a rotation 90 degrees clockwise?

• Quadrant I
• Quadrant II
• Quadrant III
• Quadrant IV

If the scale factor is < 1, what happens to the dilated figure?

• Reduction
• Enlargement
• It stays the same.
• It doesn't move.

What are similar figures?

• 2 figures with the same size and shape
• 2 figures with parallel lines
• 2 figures with congruent sides and congruent angles
• 2 figures with proportional sides and congruent angles

ABCD is dilated by scale factor of 1/3. What is true about the image A'B'C'D'?

• It is larger than ABCD

• It is smaller than ABCD

• It is the same size as ABCD

• It has different angle measures.

Tags

CCSS.8.G.A.3

What transformation is shown here?

• translation

• rotation

• reflection

• dilation

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What transformation is shown here?

• translation

• rotation

• reflection

• dilation

Tags

CCSS.HSG.CO.A.2

What transformation is shown here?

• rotation 90 degrees counter-clockwise

• rotation 90 degrees clockwise

• reflection

• 180 degree rotation

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Rotate the point (-3,-4) around the origin 180 degrees. State the image of the point.

• (-4,-3)
• (-4,3)
• (4,-3)
• (3,4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

If the points below are reflected over the x-axis, what are the coordinates of the new image?

A(-2, 1)

B(2, 5)

C(1, 2)

• A(-2, -1), B(2, -5), C(1, -2)

• A(2, -1), B(-2, -5), C(-1, -2)

• A(-2, -1), B(2, -5), C(1, -2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5