Riddles with transformations

Puzzles, riddles, brain teasers, conundrums, logic questions in pictures. There are questions here with various types of transformations of geometric images. In these logic tasks, puzzles and brain teasers, transformation is indicated by an arrow from left to right. To check your answer, click on the «Answer» button located below the task. After this, the correct answer and explanations will appear. Below you can select other questions on this topic. Typically each topic has 20 questions or more. At the same time, the complexity of logical problems gradually increases. First there will be easy questions, then medium, then difficult. Try to complete tasks as quickly as possible.
Question - 2
This simple logic puzzle features geometric shapes on the left that have a line inside that bisects the shape. After the arrow, the same geometric figures are depicted, but after transformation. What option can replace the question mark?
Correct answer = 5.
Here, during transformation, compression of geometric shapes occurs. The figures are compressed perpendicular to the line lying inside them.
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