marlenylux35 marlenylux35
  • 25-08-2017
  • Mathematics
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Help please and thank you

Help please and thank you class=

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Banabanana
Banabanana Banabanana
  • 25-08-2017
The altitude to the hypotenuse of a right triangle is the mean proportional between the segments into which it divides the hypotenuse ⇒

altitude = √(9*3) = √27

By the Pythagorean theorem:

y = 
√(9² + (√27)²) = √(81+27) = √108 = 6√3  ← answer
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