What does a rotation matrix for 90 degrees look like?
A). [[1, 0], [0, 1]]
B). [[0, -1], [1, 0]]
C). [[0, 1], [-1, 0]]
D). [[-1, 0], [0, -1]]
Which matrix operation is used for mirroring?
A). Addition
B). Subtraction
C). Multiplication
D). Division
What is the result of multiplying an object by the identity matrix?
A). It is rotated
B). It is scaled
C). It is translated
D). It remains unchanged
Which transformation does a skewing matrix perform?
A). Rotation
B). Scaling
C). Shearing
D). Reflection
What happens to a vector multiplied by the zero matrix?
A). It is rotated
B). It is scaled
C). It becomes a zero vector
D). It becomes an identity vector
What does the identity matrix do?
A). Scales the object
B). Moves the object
C). Rotates the object
D). Leaves the object unchanged
How does a negative determinant affect a transformation?
A). Inverts the transformation
B). Scales the transformation
C). Reflects the transformation
D). Rotates the transformation
What does a transformation matrix do?
A). Adds two matrices
B). Multiplies two matrices
C). Divides two matrices
D). Subtracts two matrices
What is the effect of a reflection matrix?
A). Scales the object
B). Moves the object
C). Rotates the object
D). Mirrors the object
Which matrix operation is used for rotation?
A). Addition
B). Subtraction
C). Multiplication
D). Division