Question description
e the questions below to keep track of key concepts from this lesson’s study activity.1) Practice:SummarizingFill in each blank below._______________ , _______________ , and _______________ are rigid motion transformations._______________ and _______________ are not considered rigid motion transformations.2) Practice:SummarizingComplete the table below to show the image coordinates for different counterclockwise rotations about the origin.Rotation ofPreimage CoordinateImage Coordinate90°(a,b)180°(a,b)270°(a,b)360°(a,b)3) Practice:SummarizingComplete the table below to show the image coordinates for reflections across thex-axis andy-axis.ReflectionPreimage CoordinateImage Coordinateacross thex-axis(a,b)across they-axis(a,b)4) Practice:Summarizinga. Rotate△ABC90° counterclockwise about the origin. Label the coordinates of the image.[img title=”” align=”absmiddle” id=”961040″ alt=”” src=”http://media.apexlearning.com/Images/201307/15/3d2a1047-ecad-4ef3-8a11-03eb32b93168.jpg” border=”0″>ABCDacross thex-axis. Label the coordinates of the image.[img title=”” align=”absmiddle” id=”961042″ alt=”” src=”http://media.apexlearning.com/Images/201307/15/15247538-3977-42ba-9b11-9c196259f38a.jpg” border=”0″>5) Practice:Making Predictions and Summarizinga. Write a page paper – Describe what happens when you reflectABCDacross thex-axis and then reflect it back across thex-axis.[img title=”” align=”absmiddle” id=”961060″ alt=”” src=”http://media.apexlearning.com/Images/201307/15/a1e71eb9-f906-47b6-a05b-1eadb6f67cf4.jpg” border=”0″>ABCDacross they-axis and then translate it 4 units down.[img title=”” align=”absmiddle” id=”961061″ alt=”” src=”http://media.apexlearning.com/Images/201307/15/b70761d3-1d92-4318-b3ed-f7f7d2406ac7.jpg” border=”0″>[img title=”” align=”absmiddle” id=”961061″ alt=”” src=”http://media.apexlearning.com/Images/201307/15/b70761d3-1d92-4318-b3ed-f7f7d2406ac7.jpg” border=”0″>6) Practice:SummarizingIn coordinate notation, a horizontal translation byaunits has this rule:In coordinate notation, a vertical translation bybunits has this rule:7) Practice:SummarizingHow can you find the coordinates when (x,y) is rotated counterclockwise 90°?How can you find the coordinates when (x,y) is rotated clockwise 90°?8) Practice:Drawing inferencesWhat happens to (x,y) when it is rotated 180°?9) Practice:SummarizingWhat are the rules for the following reflections?Reflection across thex-axis:Reflection across they-axis:Reflection across the liney=x:Reflection across the liney= −x:10) Practice:SummarizingA dilation with a scale factor ofkand the origin as the center of dilation can be described by this rule:11) Practice:SummarizingA dilation uses a scale factor ofk.When 0
