A model car moves round a circular track of radius 0.3m at 2 revolutions per second. What is the angular velocity, and period of the car?​

Two rigid transformations are used to map δhjk to δlmn. the first is a translation of vertex h to vertex l. what is the second transformation? a reflection across the line containing hk a rotation about point h a reflection across the line containing hj a rotation about point k