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Complete the magic (addition) square. A magic square has the property that the sum of the numbers in any row, column,
or diagonal is the same.
-Use each number 12, 13, 14, 15, 16, 17, 18, 19, and 20 once.
Prolong
To extend the duration of something, making it last longer than normal or intended.
Eduard Verhagen
A person associated with medical ethics, possibly known for his contribution to the field, but requires further context for a precise definition.
Agonizing Pain
Severe, intense discomfort or suffering typically requiring urgent attention and relief.
Down Syndrome
A genetic disorder caused by the presence of all or part of a third copy of chromosome 21, characterized by physical growth delays and intellectual disability.
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