Question

The angles of a quadrilateral are in the ratio 1:2:45. Find the measure
of each angle​

Answer 1

Let the angle be x, 2x, 4x & 5x.

Sum of all angle = 360⁰

x + 2x + 4x + 5x = 360⁰

12x = 360⁰

x = 30⁰

Angles are 30⁰, 60⁰, 120⁰ & 150⁰.