Matrix transformations

What transformation does the matrix below perform?
R1 = (1,   0)
         (0, -1)

• Reflect in x axis
• Rotate 180 degrees
• Enlarge scale factor -1
• Translate -1 in Y direction

Tags

CCSS.HSG.CO.B.6

What transformation does the matrix below perform?
R2 = (-1,  0)
         (0,   1)

• Reflection in x axis
• Rotate 90 degrees clockwise
• Reflection in y axis
• Rotate 90 degrees anticlockwise

Tags

CCSS.HSG.CO.A.2

What transformation does the matrix below perform?
R3 = (0,  1)
        (1,  0)

• Reflect in x axis
• Reflect in the line x=y
• Rotate 180 degrees
• Nothing, it is the identity matrix.

Tags

CCSS.HSG.CO.A.2

CCSS.HSG.CO.A.4

What transformation does the matrix below perform?
a and b are not equal to 1.
s = ( a,  0)
      (0,  b)

• Englargement
• Rotation
• Reflection
• Translation

Tags

CCSS.HSG.CO.A.2

What transformation does the matrix below perform?
R = (0,  -1)
      (1,   0)

• Rotate 270 degrees anticlockwise
• Rotate 180 degrees anticlockwise
• Rotate 90 degrees clockwise
• Rotate 90 degrees anticlockwise

Tags

CCSS.HSN.VM.C.8

What transformation does the matrix below perform?
R = (-1,  0)
      (0,  -1)

• Rotate 270 degrees anticlockwise
• Reflect in the line y=-x
• Rotate 180 degrees anticlockwise
• Translate to negative coordinates

Tags

CCSS.HSG.CO.A.2

What transformation does the matrix below perform?
R = ( 0,  1)
      ( -1,  0)

• Rotate 270 degrees anticlockwise
• Reflect in y axis
• Rotate 270 degrees clockwise
• Reflect in x axis

Tags

CCSS.HSG.CO.A.2

A dialation

• slides
• reduces or enlarges
• turns
• flips

Tags

CCSS.8.G.A.3

a reflection

• slides
• reduces or enlarges
• turns
• flips

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5

a translation

• slides
• reduces or enlarges
• turns
• flips

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5