Question

2.
The four angles of a quadrilateral are as
3:5:7:9. Find the angles.​

Answer 1

✔Let the unknown angle be x.

✔ Sum of angles in a quadrilateral is 360°.

-----> 3x + 5x + 7x +9x = 360°

✔ 24x =360°

✔ x = 360/24

✔ x = 15

------->

3x = 45°

5x = 75°

7x = 105°

9x = 135°

Hope this helps you