Checking understanding of congruence

12 questions

1. Match each transformation to its description.
2. If one shape can fit exactly on top of another using rotation, reflection or translation, then the shapes are __________.
3. Which properties of a triangle would remain invariant when it is rotated 90°.
4. A square with length 5 cm is enlarged by a scale factor of 1. The length of square in the image is ___ cm.
5. Which of the triangles can NOT be obtained by reflecting triangle T?
6. Triangle A has been reflected over the line of reflection to create triangle B. Match each unknown length from triangle B with its size.
7. Which shape is congruent to rectangle R?
8. Which transformation can produce an image that is incongruent to an object?
9. Which triangles are congruent to triangle T?
10. Shapes A and B are congruent. Match each unknown length from shape B with its size.
11. When two shapes are congruent, which property of the shapes may differ?
12. The type of transformation that maps shape A onto shape B is a ___.

License: OGL