Robert has $60 in his savings account and he deposits $30 each week. The graph shows the amount of money his sister Deanna has in her savings account.
Deanna's Savings Account

y=60+30x

y=20+40x

Step-by-step explanation:

I found it online-

the answers c

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