Question

7
Find the measure of the angles of a
triangle which are in the ratio 2:3:4.​

Answer 1

Step-by-step explanation:

Let the angle be x

2x+3x+4x=180°

9x=180°

x=180°÷9

x=20°

so the angles are 40°,60°,80°.

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Answer 2

Step-by-step explanation:

Let the ratio be x

then, anges= 2x, 3x and 4x

Sum of the angles of a triangle = 180°

2x+3x+4x = 180°

9x=180°

x=20°

Angles :-

2x =40°

3x =60°

4x.= 80°