Answer:
nike its observational
Step-by-step explanation:
~ Use the distance formula to measure the lengths of the sides.
~ Use the slope to check whether sides are perpendicular and form right angles.
~ Use the slope to check whether the diagonals are perpendicular to each.
I hope this helps ^-^
Any value of y, except when y = -4.9, will make the expression equal to 2.45.
