What is the area of the regular octagon with side length of 10 m and an apothem of 12.1m?

a. 242 m2
b. 363 m2
c. 484 m2
d. 968 m2

i like smart ones not dumb ones.

Choose a second initial value that is 0.01 greater than the initial value from question 9. iterate it using the function, f, ten times. if necessary, you can round your results to the nearest ten-thousandth.

Tom wants to order tickets online so that he and three of his friends can go to a water park the cost of the tickets is 16.00 per person there is also a 2.50 one-time service fee for ordering tickets online write an expression in term of n that represents the cost for n ordering tickets online

Average acceleration: i have no idea how to do this.