Question

the angles of quadrilateral/are in the ratio 3.5:9:13.find all the angles.​

Answer 1

Answer:

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Step-by-step explanation:

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Answer 2

Answer:

let the ratios be 3x, 5x, 9x, 13x .

now, 3x + 5x + 9x + 13x = 360° (angle sum property of a quadrilateral)

30x = 360°

x = 360°/30

x= 12°

now the angles are 3x = 3 × 12° = 36°

5x = 5 × 12° = 60°

9x = 9 × 12° = 108°

13x = 13 × 12° = 156°