Vocabulary
A transformation that is considered a "flip".
What is a reflection?
The ordered pair expression for a figure that is translated 3 units left and 2 units down.
What is (x-3, y-2)?
Which coordinate switches sign when reflected over the x-axis?
What is the y-coordinate?
The transformation that is considered a "slide".
What is a translation?
Find the coordinates of A' if segment AB with A(2, 4) and B(-1, 1) is translated by (x+2, y-5).
What is A'(4, -1)?
Determine the scale factor: B(2, 6) and B'(1, 3).
What is scale factor = 1/2?
A transformations that changes a shapes size.
What is a dilation?
Find the coordinates of X', Y', and Z' when triangle XYZ with X(0,3), Y(3, -2), and Z(4,0) is translated by 5 units to the left and one unit up.
What is X'(-5, 4), Y'(-2, -1), and Z'(-1, 1)?
The axis of reflection when A(-2, 0), B(1, 3), and C(3, -4) is reflected to A'(-2, 0), B'(1, -3), and C'(3, 4).
What is the x-axis?
Refer to handout: What kind of rotation occurred in graph 1.
What is a rotation 90 degrees clockwise about the origin or 270 degrees counterclockwise about the origin?
Find the coordinates of Y' when X(12, 4), Y(8,4) and Z(-4,0) are dilated by a scale factor of 1/4.
What is Y'(2, 1)?
Find the ordered pair expression for the translation when D(-5, 4), E(-4, 1), and F(-2, 1) becomes D'(-5,0), E'(-4, -3), and F'(-2, -3).
What is (x, y-4)?
Find the coordinates of X'Y'Z' when X(-4, 0), Y(-2, -2), and Z(0, -8) is reflected over the y-axis.
What is X'(4,0), Y'(2, -2), and Z'(0,-8)?
Refer to handout: What kind of rotation occurred in graph 2.
What is a 180 degree rotation about vertex R?
Find the coordinates of B" when A(5, 0), B(5, 5), and C(8, 4) undergo the following transformation: translated (x+6, y-2), then dilated by a scale factor of 3.
What is B"(33, 9)?
Operations that alter the form of a figure. Examples: translations, reflections, dilations, and rotations.
What is a transformation?
Find the coordinates of A" and B" after the following transformation: translation by (x-3, y+1), then reflected over the y-axis. The coordinates of AB are A(-2, 3) and B(5, -4)
What is A"(5, 4) and B"(-2, -3)?
Refer to handout: Name the sequence of transformation for graph 3.
What is a reflection about the y-axis, then translated left 1 unit and 5 units down.
Refer to handout: Name the sequence of transformation for graph 4.
What is a 90 degree rotation counterclockwise about the origin, then a dilation of a scale factor of 2.
Refer to handout: Name the sequence of transformation for graph 5.
What is a dilation of 1/2, then a reflection over the y-axis?