2, 20, 36, 50 is a prefect square

Answer

36 is a perfect square

50 is not a perfect square

20 is not a perfect square

2 is not a perfect square

So, the answer is 36

Hope this helps! <3

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.