madranojennifer madranojennifer

15-01-2016
Mathematics

contestada

The angles of a triangle are 2x, 3x, and 4x degrees. Find the value of x.

Respuesta :

olemakpadu olemakpadu

15-01-2016

The sum of angles in a triangle is 180 degrees.

Therefore: 2x + 3x + 4x = 180
   9x = 180 Divide both sides by 9
   9x/9 = 180/9
   x = 20

x = 20°

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