If the only common factor of two numbers is 1, then to find the lcm, simply multiply the numbers together. true or false.

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

Question 5 spring semester final exam math evaluate

Yo need asap pls ! markin da brainiest too !