I think it is already reduced.
How you a doin?
Answer:
when they are intersecting at a 90 degree angle.
Step-by-step explanation:
when lines intersect, they just cross over one another at any point. but with perpendicular lines, they have to be at a right angle. an example of this is a square. all of its corners are perpendicular
Since the square root of 64 is 8, 8 has an absolute value, so it can be opposites as it, eg. 8 = -8.