Name the Transformation
What is the transformation from Shape I to Shape II?
d) reflected over the y-axis
Translate: Left 4 and Up 2
A' (-1,6)
B' (-2,3)
What is the Pythagorean Theroem?
a2 + b2 = c2
What is a quadrilateral? What is an example of one?
4 sided shape (parallelogram, rectangle, rhombus, square)
How do you find perpendicular slope?
Flip the slope, change the sign
What is the transformation from Shape II to Shape III?
b) reflected over the x-axis
Rotate: 90° Counter-clockwise around the origin (0,0)
A' (-4,3)
B' (-1,2)
Plot the points (3,1) & (-2,-3)...What is the slope?
4/5
What is a quadrilateral with 180° rotation and two lines of symmetry (through the midpoints of the sides)?
What is the PARALLEL slope to the equation y= 3x + 4 ?
3
What is the transformation from Shape IV to Shape II?
Reflect over the line y=-x - 1
A' (-5,-4)
B' (-2,-3)
Plot the points (-5,1) & (-4,3)...What is the slope?
2/1
What is a quadrilateral with 4 congruent sides, 180° rotation and two lines of symmetry (through the diagonals)?
Rhombus
What is the PARALLEL slope to the equation y= 5/2x + 1 ?
5/2
What is the transformation from Shape I to Shape IV?
c) rotated 90° clockwise around origin (0,0)
Draw/Tell me the line of reflection.
Midpoint is at (3,1) and perpendicular slope is -2/1
Plot the points (3,1) & (-2,-3)...What is distance?
√41
What is a quadrilateral with 180° rotation and no lines of symmetry?
Parallelogram
What is the PERPENDICULAR slope to the equation y= 3x + 4 ?
-1/3
What is the transformation from Shape I to Shape III?
a) rotated 180° around origin (0,0)
Reflect the triangle over the line y=1x-1
K' (9,-5)
L' (5,-8)
M' (2, -3)
Plot the points (-5,1) & (-4,3)...What is the distance?
√5
What is a quadrilateral with 4 congruent sides and angles, 90° and 180° rotation and four lines of symmetry?
Square
What is the PERPENDICULAR slope to the equation y= 5/2x + 1 ?
-2/5