Question

the angles of triangles ABC are in the ratio 2:3:4, then the greatest angle of the triangle is ________

Answer 1

Answer:

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Step-by-step explanation:

A=2x

B=3x

C=4x

Triangle ABC=180

A+B+C=180

2x+3x+4x=180

9x=180

$x = \frac{180}{9}$

$x = 20$

A=2(20)=40

B=3(20)=60

C=4(80)=80

SO THE GREATEST ANGLE IS C THAT IS 80 DEGREE