Question

the angle of the quadrilateral are 100 ,70,120 and x find the value of x​

Answer 1

Heya mate!!

The sum of angels of a quadrilateral is 360.

100+60+120+x=360

280+x=360

x=360-280

x=80

Hope it helps you dear✌️✌️

Answer 2

Answer:

Value of x is 70°

Step-by-step explanation:

As all sides measure 360°

then ,

100+70+120+x=360

290+x=360

x=360-290

x=70°