Angle of a triangle are in ratio 1:2:3. What is the largest angle?
A60°
B90°
C100°
D120°
Explanation
1x + 2x + 3x = 180 => 6x = 180 => x = 30. Angles are 30, 60, 90.
Exam Relevance
- Topic: Geometry & Mensuration
- Subtopic: Triangles
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