Which recursive formula defines the sequence?

f(1) = 6, f(4) = 12, f(7) = 18

The actual width ( w) of a regulation soccer field is 90 meters (m), and the actual length is 120 meters (m). a coach has drawn a scale model of the field on a blackboard. if the longest side of his drawing is 18 cm, how long is the other side of the drawing( w)?

Which equations represents circles that have a diameter of 12 units and a center that lies on the y-axis? check all that apply

Which of these triangle pairs can be mapped to each other using two reflections?