I am so confused and I don't know what to do

Answer:
If a quadrilateral is a kite, its diagonals are perpendicular.
Step-by-step explanation:
#Determine if the diagonals are perpendicular:
-The diagonals of this kite are the x-axis and y-axis.
-The x-axis and y-axis usually meet to form perpendicular right angles.
[tex]x-axis\perp y-axis[/tex]
Hence, If a quadrilateral is a kite, its diagonals are perpendicular.