If triangles are similar, which must be true

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

What is the order of magnitude for the number of liters in a large bottle of soda served at a party

Which of the following is the explicit rule for a geometric sequence defined a recursive formula of a -5a for which the first term is 23?