Question

Three angle of a quadrilateral are equal and the measure of fourth angle is 120°. The measure of each angle will be -

Answer 1

Answer:

Step-by-step explanation:

Sum of the interior angles of a quadrilateral=360 degree

Let each equal angle be x

So,

3x+120=360

3x= 240

x= 80 degree

So, Each equal angle= 80 degree