ussuqozi3932 ussuqozi3932
  • 25-01-2021
  • Mathematics
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I need the value of A

I need the value of A class=

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Aasia4444
Aasia4444 Aasia4444
  • 25-01-2021
Since it’s equilateral and all triangles add up to 180 degrees
3(3a-9)=180
3a-9=60
3a=51
a=17
So the value of A is 17 degrees
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