The circumference of a circular field is 279.46 yards. What is the radius of the field? Use 3.14 for π and do not round your answer.

Consider a bag that contains 220 coins of which 6 are rare indian pennies. for the given pair of events a and b, complete parts (a) and (b) below. a: when one of the 220 coins is randomly selected, it is one of the 6 indian pennies. b: when another one of the 220 coins is randomly selected (with replacement), it is also one of the 6 indian pennies. a. determine whether events a and b are independent or dependent. b. find p(a and b), the probability that events a and b both occur.

What is the point slope form of a line with slope -5 that contains point (2,-1)

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.