Question

When two lines cross, two pairs of vertical angles are formed. What is the sum of all four angles.

Answer 1

That would be 360 degrees

Answer 2

So the two line is cross, it will form a polygon, a quadrilateral that has 2 pairs of vertical vertices and then formed 4 angles. So it means that the total angle of the polygon is 360 degrees. So base on that the answer would be . 360°