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  • 02-02-2021
  • Mathematics
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19. Find the measure of angle ABC.

19 Find the measure of angle ABC class=

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Аноним Аноним
  • 02-02-2021

Answer:

72

Step-by-step explanation:

6x+6x+8x=180 (∠ sum of Δ)

20x=180

x=9

∠ABC=8(9)

         =72

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