nikrulez123
nikrulez123 nikrulez123
  • 11-02-2018
  • Mathematics
contestada

Just number three please.

Just number three please class=

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Atrey
Atrey Atrey
  • 11-02-2018
all of the angles are 60 degrees because it is a equallaterial triangle. 
4x+5=10x+3
6x=2
x=1/3

4x+5
4(1/3)+5
4/3+5
=6 1/3
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