What two factors that can be multiply by 19

1,19

Step-by-step explanation:

19 is a prime number, so the only two integers that multiply together to make 19 are 1 and 19

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

where are the images of the functions i can only see the question you typed.

step-by-step explanation: