40 points PLZ HELP! Will mark brainliest

A circular garden has a radius of 8 feet. What is the circumstance of the garden?

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n+1)=f(n)+5

What statement is true? 2x^2-9x+2=-1

Which spreadsheet would be used to compute the first nine terms of the geometric sequence a^n=32•(1/2)n-1