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Q: What is the rule for a reflection across the origin?
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What is the rule for a reflection across the x-axis?

For a reflection across the x axis, both the slope and the y intercept would have the same magnitude but the opposite sign.


Is the composition of a reflection across the x and y axis similar to a 180 degree rotation about the origin?

yup.


What rule describes a transformation across the line yx?

It depends on the kind of transformation: it could be reflection or translation.


What is the reflection image of P 0 0 after two reflections first across x -3 and then across y -3?

Each reflection produces a mirror image.=================================Answer #2:With the initial point at (0, 0) ... the origin of coordinates ...-- the first reflection, across x = -3, moves the point to (-6, 0), and-- the second reflection, around y = -3, moves it to (-6, -6) .


What is the reflection of (-1-5) across y axis?

It is: (1, -5) reflection across the y axis


The rule that the angle of reflection equals the angle of incidence?

Law of Reflection


Reflection across the x-axis?

In transformations a reflection across the x axis produces a mirror image


Is glide reflection equivalent to two reflections across two vertical lines?

No. Glide reflection is a combination of an ordinary reflection and a slide along the line of reflection. A two reflections across two vertical lines is a translation without any reflection or rotation.


What is the rule for a reflection across the y-axis followed by a translation 1 unit to the right and 4 units up?

(x' , y') = (-x + 1 , y + 4)


The composition of a translation and a reflection across a line parallel to the direction of translation?

Glide Reflection


What is the image of (-26) under a reflection in the origin?

It is (2, -6)


if i have a dilation of -3 i multiply by -3 right?

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