ikoveithere ikoveithere
  • 26-01-2021
  • Mathematics
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Plsssss helpppp!!!!!

Plsssss helpppp class=

Respuesta :

s689012
s689012 s689012
  • 26-01-2021

Answer:

x = 19.42

Step-by-step explanation:

8²+x²=21²

64+x²=441

-64      -64

x²=377

x=19.41648784

rounded is 19.42

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