Question

three angles of a quadrilateral are 105°,125° and 75° .what is the fourth Angle?​

Answer 1

Step-by-step explanation:

............................... hope it helps u ..............................

Answer 2

Answer:

the fourt angle is 55°

Step-by-step explanation:

because the total angle of quadrilateral is 360°

so 105° +125 °+75+x = 360° so the x = 105° + 125° +75° = 305° so, 360° -305°= -55