Quiz 2C: Reflections

Last updated about 4 years ago

4 questions

Required

4

1

4

1

Last updated about 4 years ago

4 questions

Required

4

1

4

1

On the white board, Reflect this triangle across the x-axis, then match the coordinates of the image to those of the pre-image.

The x-value remains the same, and the y-value is the opposite.

The x-value is the opposite, and the y-value remains the same.

The x-value remains the same, and the y-value is the opposite.

The x-value is the opposite, and the y-value remains the same.

On the white board, Reflect this triangle across the x-axis, then match the coordinates of the image to those of the pre-image. 

V ((4,4) 

U' (0, -4)

W (1,2)

V' (4,-4)

U ((0,4)

W' (1, -2)

Look at problem #1. What is the rule for reflection across the x-axis? 

The x-value remains the same, and the y-value is the opposite.

The x-value is the opposite, and the y-value remains the same.

On the white board, Reflect this triangle across the y-axis, then drag the coordinates of the image to the drop area.  .
   

B'

(5,-1)

C'

(3,-4)

A'

(3,0)

Look at problem #3. What is the rule for reflection across the y-axis? 

The x-value remains the same, and the y-value is the opposite.

The x-value is the opposite, and the y-value remains the same.