jamie67 jamie67
  • 09-04-2017
  • Mathematics
contestada

I need to find out the value of X

I need to find out the value of X class=

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irspow
irspow irspow
  • 09-04-2017
Use the Pythagorean Theorem...

h^2=x^2+y^2

35^2=x^2+21^2

x^2=35^2-21^2

x^2=784

x=28
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Yoyomaths Yoyomaths
  • 09-04-2017
X = 28
Use the theory a^2=b^2 + c^2
Answer Link

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