ariannaleija
ariannaleija ariannaleija
  • 20-05-2020
  • Mathematics
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i need help with this question

i need help with this question class=

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annaboglino
annaboglino annaboglino
  • 20-05-2020

Answer:

15.7 inches

Step-by-step explanation:

We can use the Pythagorean Theorem a² +b² = c² to solve for the remaining leg of the triangle

In the image attached, we will be solving for "b" in which this case I denoted as x

So manipulating our equation to solve for b we get [tex]b=\sqrt{c^{2}-a^{2} }[/tex]

Plugging in the respective values we get [tex]x = \sqrt{(27)^{2}-(22)^{2} } =\sqrt{729-484}=\sqrt{245} = 7\sqrt{5}[/tex]

Our height of the TV is [tex]7\sqrt{5}[/tex] which is ≈15.7 inches

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