4.02 Reflections

Interactive practice questions

Consider the point $A\left(7,3\right)$A(7,3).

Plot point $A$A on the number plane.

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Now plot point $A'$A′, a reflection of point $A$A across the $x$x-axis.

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Easy

< 1min

Consider the point $A\left(-5,-6\right)$A(−5,−6).

Easy

< 1min

Plot the following.

Easy

< 1min

Plot the following.

Easy

< 1min

Represent transformations in the plane, and describe them as functions that take points in the plane as inputs and give other points as outputs.

Develop definitions of rotations, reflections and translations in terms of angles, circles, perpendicular lines, parallel lines and line segments.

Demonstrate the ability to rotate, reflect or translate a figure, and determine a possible sequence of transformations between two congruent figures.