x-60 is the length. Multiply you get x2-110x=3000 this is a quadratic equation.
Answer:
39.856=39.90,5.81=5.80,99.58=99.60,1.018=1.020,25.321=25.320,6.218=6.220
Compare using <,> or =
22.83>22.803,6.351>6.315,2.502<2.52
the right answer is D.) AC and AB are both chords of A