Iwill fail this class i have to do it again and this is my last chance to bring up my (questions are in the photo(s) provided) you so much in advance!

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

Suppose a pendulum is l meters long. the time, t,in seconds that it tales to swing back and forth once is given by t=2.01

The vet charges $45 for an office visit and $10 for each vaccination your dog needs. write an eaquation