Question

The angles of a quadrilateral are 4(x - 2), 3(x + 1), 5x – 3 and 2(3x + 4). Find
value of x.​

Answer 1

Answer:

x=20°

360°because of the angle sum prop. of a quadrilateral...

HOPE THIS HELPS YOU...

Answer 2

Answer:

x=20

Step-by-step explanation:

as we know the sum of angles of any polygon is 360 so,

4(x-2)+3(x+1)+5x-3+2(3x-4)=360

4x-8+3x+3+5x-3+6x+8=360

4x+3x+5x+6x=360

18x=360

x=360÷180

x=20