What's is the radius of a circle with a circumference of 56.5?

Fred has a spinner that is split into four equal sections: red, blue, green, and yellow. fred spun the spinner 688 times. which of the following would be a good estimate of the number of times the spinner lands on the green section? a. 269 b. 603 c. 344 d. 189

In the equation sqrt(n+5)-sqrt(11-10)=1. what is the value of n

Which graph represents the same relation is the sa which graph represents the same relation as the set {(-3-2)}