Name all of the radii of the circle.

• bc
• ab, ac, ag
• ab, ac, ad
• ab, ac, ad, ag

Simplify (a/b - b/a) times (a - a^2/a+b) a - a^2/a=b is a mixed number

Which one ? is the answer and how to find this answer

Louis wants to carpet the rectangular floor of his basement.the basement has an area of 864 square feet.the width of the basement is 2/3 it's length. what is the length of louis's basement