Question

if a triangle has all 3 angles ratio is 1:2:3 find all 3 angles​

Answer 1

Answer: 30 , 60 ,90

Step-by-step explanation: By inspection of the ratio of angles, that's, 1:2:3, we can conclude, it is a right angle.

(30°,60°,90°).

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Answer 2

Step-by-step explanation:

Let the 3 angles of the triangle be as follows:-

∠1 = x

∠2 = 2x

∠3 = 3x

∠1 + ∠2 + ∠3 = 180° (Angle sum property of triangle)

x + 2x + 3x = 180°

6x = 180°

x = 180°/6

Thus, x = 30°

∠1 = 30°

∠2 = 60°

∠3 = 90°