Question

The angles of quadrilateral are in the ratio 3 : 5:9:13. Find all the angles of the
quadrilateral
fa parallelogram are equal, then show that it is a rectangle.​

Answer 1

Answer:

3x+5x+9x+13x=360°

30x=360°

x=360°/30

x=12°

3x=36°

5x=60°

9x=108°

13x=156°