What is the coordinates of the focus for the following parabola -8(x-5)=(y+1)^2

y=2√−2(x−5)−1

y=−2√−2(x−5)−1

x = 8

y = 1

D. -8 , 1

Step-by-step explanation:

idk i would have to be there to under stand it

step-by-step explanation:

idk i would have to be there to under stand it

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