The table shows a function. Is the function linear or nonlinear? x y

8 20

14 2

20 0

help!!

No

Step-by-step explanation:

To be linear, the change needs to be constant on both x and y.  The change is constant on the x but not the y in the table.

56.6

step-by-step explanation:

the ratio of the perimeters is equal to the scale.

the ratio of the areas is equal to the square of the scale.

34 / 20 = k

a / 19.6 = k²

substituting:

a / 19.6 = (34 / 20)²

a = 19.6 (34 / 20)²

a ≈ 56.6

17 1/3

step-by-step explanation: