(1 3. What is the perimeter of APQR with vertices P(-2, 9), 2(7, -3), and R(-2, -3) in the
coordinate plane?
21 units
25 units
34 units
36 units

b

step-by-step explanation:

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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

a)(x-2)^2+(y-1)^2=9

step-by-step explanation:

(picture explains)