Nancy is planning a birthday party for her coworker, Sarah. She realizes that there are 10 medical assistants and 8 nurse assistants attending the office party. Nancy decides to serve sandwiches to the medical assistants and pizza to the nurse assistants.

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

it is a. 4.2 because 7.6-3.4 gets the remaining length of 4.2. i might be wrong but i am pretty sure this is the answer.

i recommend you do what your heart desires. if you're attracted to the same gender, then you're attracted to the same gender. you can't determine what your heart wants.

answer: answer is b.

[m < b = 120º]

step-by-step explanation: