mireyna
mireyna mireyna
  • 22-06-2017
  • Mathematics
contestada

What is the length of the radius?

What is the length of the radius class=

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Metra
Metra Metra
  • 22-06-2017
i believe it should be 4.8
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ClarenceV
ClarenceV ClarenceV
  • 22-06-2017
The answer is 8.4.

I would use the Pythagorean Theorem to solve this:
  l² + l² = h²
  r² + (5)² = (9.8)²
  r² + 25 = 96.04
  r² = 96.04 - 25
  √r² = √71.04
  r = 8.428523...
  r = 8.4

Hope that helps.
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