Name a chord, radius and diameter in circle F

Find the sum of the first 8 terms of the following sequence. round to the nearest hundredth if necessary.

Pepe is going to spin the following spinner 800 times. the spinner is divided into equal sections.a. exactly 160 timesb. clost to 160 times but probably not exactly 160 timesc. exactly 640 timesd. close to 640 times but not probably not exactly 640 times. me

If the discriminant if a quadratic equation is 4 which statement describes the roots?