Which of the following would be a line of reflection that would map ABCD onto itself? 3 В. 2 A D -3 2. Oy=2 3x + y = 1 3x + y = -1 -3x + 3y = 9

Step-by-step explanation:

Line of reflection should cut the square by two symmetric halves.

Possible options are:

By analyzing answer options we can see that only one of them fits the criteria:

See attached, where it is given as green line, other options are dotted lines

Correct option is D

for ex: the reciprocal of 3/4 is 4/3. it is the opposite.

reciprocal definition:

a mathematical expression or function so related to another that their product is one; the quantity obtained by dividing the number one by a given quantity.

this may not be at all, but i use the same website you're using for school, and if i'm stuck doing one of these i try to look for it on the section.