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  • 16-11-2017
  • Mathematics
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Find the value of x to the nearest tenth.

Find the value of x to the nearest tenth class=

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falcon9837
falcon9837 falcon9837
  • 16-11-2017
x ≈ 7 is the answer Hope this helps

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altavistard
altavistard altavistard
  • 16-11-2017
From the diagram,
                                 x
tan 48 degrees = ------------
                                 7

so that 7 tan 48 deg = x.  Using a calculator, x = 7.8.

Check:  Does arctan (7.8/7) = 48 degrees?    YES
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