alexi565
alexi565 alexi565
  • 15-03-2021
  • Mathematics
contestada

I need help I'm confused

I need help Im confused class=

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salukhalid
salukhalid salukhalid
  • 15-03-2021

11) x+61 +  x+51 + 80 = 180 ( angle sum property )

2x + 192 = 180

2x = 180 - 192

2x = -12

x = -12/2

x = -6

12) x+52 + 67+x + 75 = 180 ( angle sum property )

2x + 194 = 180

2x = 180 - 194

2x = -14

x = -14/2

x = -7

HOPE IT HELPS !!!

Answer Link
braulio13 braulio13
  • 15-03-2021
11. -6
12. -7
In case you didn’t wanna read all that
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