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Math TN
9th Std
Ch-4:Geometry
4.
Angles of a triangle
Exercise condition:
1
m.
The angles of a triangle are in the ratio \(1:2:3\), find the measure of each angle of the triangle.
35°, 70°, 140°
30°, 60°, 90°
20°, 40°, 60°
40°, 60°, 120°
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