Translations
A translation is when you do this to a figure.
What is move/slide it right, left, up, or down?
A rotation is when you do this to a figure.
What is spin it?
What are exterior angles?
These are two angles that add up to 900
What are complimentary angles?
Find the new coordinates of (10,12) if you translate the point three units left and 4 units up.
What is (7,16)?
Find the new coordinates of (3,-2) after you reflect the point over the x-axis.
What is (3, 2)?
Find the new coordinates of (5,4) after you rotate the point with 180º.
What is (-5, -4)?
Angles on the interior that are on opposite sides of the transversal.
What alternate interior angles?
The line that intersects two parallel lines
What is a transversal?
Write the notation of point (x,y) after it is reflected over the y-axis.
What is (-x, y)?
Write the notation of point (x,y) after it rotates 90º counterclockwise.
What is (-y, x)?
Angles formed on the exterior of the parallel lines that are on opposite sides of the transversal?
What are alternate exterior angles?
Two lines that intersect to form right angles.
What are perpendicular lines?
A picture with one point (-3,4) was reflected over the line y=x. What should be the new coordinates of the point?
What is (4,-3)?
Figure QRST has vertices Q(2,-1), R (6,-1), S(6,-3) and T(2,-3). Which will be the coordinates of vertex R after the rectangle is rotated 270º clockwise about the origin?
What is (-1,-6)?
Angles that are on the same locations on the parallel lines.
What are corresponding angles?
Two lines that are in the same plane that never intersect
What are parallel lines?
Graph ∆LMN after a translation of 6 units to the right and 4 units down. L(0,3) M(6,4) N(3,9)
What is L'(6,-1), M'(12,0), N'(9,5)?
Graph rectangle DEFG after a reflection over the line y=-x. D(-6,5) E(5,-8) F(7,8) G(-8,5)
What is D'(-5,6), E'(8,-5), F'(-8,-7), G'(-5,8)?
Graph ∆JKL after a rotation of 180º about the origin. J(5,6) K(7,9) L (1,2)
What is J(-5,-6), L(-7,-9), L(-1,-2)?
Angles that are on the same side and on the interior of two parallel lines
What are consecutive interior angles?
Two lines that are adjacent and supplementary
What is a linear pair?