SOLUTION: Students in an art class cut colored paper into​ equal-sized squares. The paper measures 21 cm by 63 cm and they do not want to waste any of it. What is the greatest possible

Algebra ->  Surface-area -> SOLUTION: Students in an art class cut colored paper into​ equal-sized squares. The paper measures 21 cm by 63 cm and they do not want to waste any of it. What is the greatest possible      Log On


   

Question 1094455: Students in an art class cut colored paper into​ equal-sized squares. The paper measures 21 cm by 63 cm and they do not want to waste any of it. What is the greatest possible side length for each square​ piece?
Answer by ikleyn(52866) About Me  (Show Source):
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The greatest possible side length for each square piece is 7 cm.

The integer number 7 divides 21 and 63 without a remainder, and it is the greatest integer number with such a property.

It is the greatest common divisor of the numbers 21 and 63.