valerienakano valerienakano
  • 20-05-2021
  • Mathematics
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Use the tangent to find the length of side QR. Express your answer to the nearest tenth. The length of side QR is approximately _____ units.

Use the tangent to find the length of side QR Express your answer to the nearest tenth The length of side QR is approximately units class=

Respuesta :

reeserl reeserl
  • 20-05-2021

Answer:

3.9

Step-by-step explanation:

tan = opposite side/adjacent side

tan 61 = 7.1/QR

QR tan 61 = 7.1

QR = 7.1/tan 61

     = 3.9

Note:  If you memorize the definitions of all the trig functions, then these kinds of problems will be much easier.  OK?

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