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If the ratio of the angles of a triangle is 1:2:3, what is the measure of the smallest angle?
  • a)
    20 degrees
  • b)
    30 degrees
  • c)
    40 degrees
  • d)
    60 degrees
Correct answer is option 'B'. Can you explain this answer?
Most Upvoted Answer
If the ratio of the angles of a triangle is 1:2:3, what is the measure...
Since the ratio of the angles is 1:2:3, the angles are x, 2x, and 3x.
The sum of the angles in a triangle is 180 degrees,
so x + 2x + 3x = 180.
Solving for x, we get x = 30.
The smallest angle is x = 30 degrees.
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