Question

If angles of a triangles are in the ratio 1:3:5,the value of the greatest angle is

Answer 1

Let the angles be x,3x and 5x

Then x + 3x + 5x = 180°

9x = 180°

x = 20°

Therefore, the greatest angle is 5x = 100°

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Answer 2

Answer:

100 is the greatest angle.