The answer for the first one is a rotation (I believe 180°) around the origin.
Attached is are examples of perpendicular bisectors.
Answer:
Correct ? mellisa exercises for 20 minutes
Step-by-step explanation:
Answer:
4
Step-by-step explanation:
A group contains n men and n women. 2n! number of ways are there to arrange these people in a row if the men and women alternate. Arrangement is known as permutation.
A permutation of a set in mathematics is, broadly speaking, the rearrangement of its elements if the set already has an ordered structure into a sequence or linear order. The act or procedure of altering the linear order of an ordered set is referred to as a "permutation."
When the order of the arrangements counts, a permutation is a mathematical technique that establishes the total number of alternative arrangements in a collection. Choosing only a few items from a collection of options in a specific sequence is a common task in arithmetic problems.
Learn more about permutation here
brainly.com/question/1216161
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