Question

give ans from picture​

Answer 1

Answer:

1)complementary angle=90°::sum of complementary angles are 90°+90°=180°

1)complementary angle=90°::sum of complementary angles are 90°+90°=180°2)concurrent is a line which intersects two r more lines at distinct point

3)

4)The z shape stands for vertically opposite

That's all I know