shabbirmurtaza5221
shabbirmurtaza5221 shabbirmurtaza5221
  • 14-11-2020
  • Mathematics
contestada

The area of a square is 1,521 cm2. Find the length of a side of the square by
prime factorisation method.​

Respuesta :

sqdancefan
sqdancefan sqdancefan
  • 14-11-2020

9514 1404 393

Answer:

  39 cm

Step-by-step explanation:

  1521 = 3·3·13·13 = (3·13)² = 39²

The length of the side of the square is 39 cm.

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