jennasiepierce
jennasiepierce jennasiepierce
  • 19-05-2017
  • Mathematics
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How can I answer this

How can I answer this class=

Respuesta :

WojtekR
WojtekR WojtekR
  • 19-05-2017
From the Pythagorean Theorem:

x² + x² = 10²
2x² = 100  | :2
x² = 50  | √(..)
x = √50
x = √(25*2)
x = √25 * √2
x = 5√2

Answer B.
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