Q1:

How many invariant points are there usually under a rotation ? 
A. 0 B. 1 C. 2 D. infinite 
Answer 1:


Q2:

A rotation of 90° is also called a 
A. halfturn B. quarter turn C. threequarter turn D. full turn 
Answer 2:


Q3:

clockwise. Its image would be the point: 
A. (0, 3) B. (0, 3) C. (3, 0) D. (3, 0) 
Answer 3:


Q4:

What is the angle of rotation that maps the rectangle ABCD onto rectangle A'B'C'D'? 
A. 180° B. 90° C. 45 D. 90° 
Answer 4:


Q5:

In the diagram above what is the centreof rotation? 
A. D'^{}B. B^{}C. B'^{}D. A 
Answer 5:


Q6:

What is the angle of the rotation that maps rectangle ABCD to rectangle A'B'C'D'? 
A. 180° B. 90° C. 90° D. 180° 
Answer 6:


Q7:

A rotation of 45° followed by a rotation of 45° about the same point is equivalent to: 
A. A halfturn B. A quarterturn C. A rotation of 360^{°}D. A rotation of 90° 
Answer 7:


Q8:

A shape and its image after rotation are: 
A. congruent B. different C. parallel D. perpendicular 
Answer 8:


Q9:

Which point is the centre of the rotation that maps triangle ABC to triangle A'B'C'?

A. P B. Q C. R D. None of the above 
Answer 9:


Q10:

What is the angle of rotation that maps triangle ABC to triangle A'B'C'? 
A. 45° B. 90° C. 180° D. 270° 
Answer 10:

