There are 4 people at a party. each person brings one gift for each other person. what is the total number of gifts at the party?

triangle abc is reflected on the line x=-6.5 then reflected again on the x axis

step-by-step explanation:

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