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