Seudónimo Seudónimo
  • 23-01-2021
  • Mathematics
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arj1ta
arj1ta arj1ta
  • 23-01-2021

- since they are perpendicular, they would add up to 90°

- set them up.

7x + 2 + 5x + 4 = 90

12x + 6 = 90

12x = 84

x = 7

-- let me know if you have questions regarding this.

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