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  • 10-09-2020
  • Mathematics
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find the measure of the angle indicated by 7x+12

find the measure of the angle indicated by 7x12 class=

Respuesta :

jimrgrant1 jimrgrant1
  • 10-09-2020

Answer:

61°

Step-by-step explanation:

7x + 12 and 17x are same- side interior angles and are supplementary. thus

7x + 12 + 17x = 180. that is

24x + 12 = 180 ( subtract 12 from both sides )

24x = 168 ( divide both sides by 24 )

x = 7

Thus

7x + 12 = 7(7) + 12 = 49 + 12 = 61°

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