How to reflect a line segment over the y=x line

How to reflect a line segment over the y=x line

Assessment

Interactive Video

Mathematics

11th Grade - University

Hard

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The video tutorial explains the concept of the Y = X line, a diagonal line through the origin. It covers how to graph this line by selecting arbitrary X values and finding corresponding Y values. The tutorial then describes reflecting points over the Y = X line by swapping the X and Y coordinates. Finally, it provides instructions on graphing these reflected points.

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5 questions

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1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the relationship between X and Y in the equation y = X?

Y is the square of X

Y is always greater than X

Y is always less than X

Y is equal to X

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

How does the Y = X line appear on a graph?

A horizontal line

A vertical line

A diagonal line through the origin

A curved line

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the algebraic rule for reflecting a point over the Y = X line?

Multiply both coordinates by 2

Subtract 1 from both coordinates

Swap the X and Y coordinates

Add 1 to both coordinates

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

If a point A is at (-4, 1), what will be its reflection over the Y = X line?

(-4, -1)

(1, -4)

(-1, 4)

(4, -1)

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

After reflecting point B at (-2, 6) over the Y = X line, what are the new coordinates?

(-6, 2)

(2, -6)

(6, -2)

(6, 2)