Find the exact coordinates of the centroid. 
Definitions:
Growth
An increase in size, number, value, or strength; in biology, it's the process by which organisms increase in size through cell multiplication.
Reproduction
The biological process by which organisms produce new individuals of their species, ensuring the continuation of genetic information.
Chemical Combination
A process where two or more substances react to form a new substance with different chemical properties.
Chemical Compound
A substance formed from two or more elements chemically united in fixed proportions.
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