Question 628022
Solution:
a+b+c=180
2x+3x+4x=180
9x=180
9x/9=180/9
x=20
a=2x   b=3x   c=4x
a=2(20)b=3(20)  c=4(20)
a=40   b=60     c=80
the angles of the triangle are 40, 60 and 80 degrees therefore the triangle is an scalene acute triangle.