MAXIMUM POINTS AND BRAINLIEST TO BEST ANSWER

Answer:
BAD = 144
Step-by-step explanation:
The sum of the angles of a quadrilateral are 360 degrees
x+2x+3x+4x = 360
Combine like terms
10x = 360
Divide by 10
10x/10 = 360/10
x = 36
We want to find BAD
BAD = 4x
=4*36
=144