Help on both will give brainliest

Fiona races bmx around a circular dirt course. if the radius of the course is 70 meters, what is the total distance fiona covers in two laps of the race? a. about 30,772 meters b. about 15,386 meters c. about 879.2 meters d. about 439.6 meters e. about 219.8 meters23 points hurry

Which statement best explains why ben uses the width hi to create the arc at j from point k

Kayaks rent for $35 per day. which expression can you use to find the cost in dollars of renting 3 kayaks for a day?