alexi565
alexi565 alexi565
  • 15-03-2021
  • Mathematics
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I need help on these as well

I need help on these as well class=

Respuesta :

Аноним Аноним
  • 15-03-2021

Answer:

For number 5, the triangle sum theorem states that all angles inside of a triangle must add up to 180 degrees, so we have 30+90+66+x. Right angles are 90 degrees.

186+x=180

x=-6

For number 6, same rule applies here.

60+30x+90 = 180.

150+30x=180

x=1

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