Answer:
34 degrees
Explanation:
Every quadrilateral has 4 interior angles with the sum of 360 degrees.
In this case, a right trapezoid, with 2 of its angles already known: 90 & 90
The third angle is given to us: 146
Set up equation:
90 + 90 + 146 + w = 360
326 + w = 360
w = 34 degress