Reflections in Geometry

What happens to the coordinates of a point when it is reflected over the x-axis?

• Both coordinates remain the same.

• Both coordinates are negated.

• The y-coordinate remains the same, and the x-coordinate is negated.

• The x-coordinate remains the same, and the y-coordinate is negated.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which of the following is true about a reflection over the line y = x?

• The x-coordinate and y-coordinate change places.

• The y-coordinate remains the same, and the x-coordinate is negated.

• Both coordinates are negated.

• The x-coordinate remains the same, and the y-coordinate is negated.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the reflection of the point (3, 4) across the y-axis?

• (3, 4)

• (-3, -4)

• (-3, 4)

• (3, -4)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

What is the reflection of the point (5, -2) across the origin?

• (5, -2)

• (5, 2)

• (-5, 2)

• (-5, -2)

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

Which of the following statements is true about reflections?

• Reflections change the size of the object.

• Reflections change the shape of the object.

• Reflections create a mirror image with the same size and shape.

• Reflections do not change the orientation of the object.

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5