Checking and securing understanding of congruence and similarity

12 questions

1. A property of a shape is __________ if that property has not changed after the shape is transformed.
2. When an object is transformed the resulting shape is called the ___.
3. The size of the missing angle in this quadrilateral is ___°.
4. Select the transformations that will always produce an image that is congruent to the object.
5. What are the lengths of the sides that are adjacent to the angle of 80° in this quadrilateral?
6. Rectangle B is an enlargement of rectangle A by scale factor 2. Rectangle A has perimeter = 16 cm and area = 15 cm². Both rectangles have integer side lengths. Find the area and perimeter of B.
7. Two shapes are ___ if the only difference between them is their size. Their side lengths are in the same proportions.
8. If one shape can fit exactly on top of another using rotation, reflection or translation, then the shapes are ___.
9. Select the transformations that will always produce an image that is congruent to the object.
10. Some Oak pupils discuss whether shapes A and B are congruent or similar. Who is correct?
11. Shapes A and B are congruent. What is the length of the side marked x?
12. Quadrilaterals A and B are similar. The length of the side marked x is ___ cm.

License: OGL