Respuesta :

20=1×2×2×5=1×4×5

36=1×2×2×9=1×4×9

45=1×3×3×5=1×9×5[/tex]

  • HCF=1
Selena328

Answer:

1

Step-by-step explanation:

Common Factor of

20 = 2×2×5×1

36 = 2×2×3×3×1

45 = 3×3×5×1

By the following factors 1 is common

Therefore, HCF of 20 36 and 45 is 1

Hope it helps !

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