John coasts on his skateboard at a speed of 5 m/s. He uses his foot to slow himself down to 3 m/s. If he has a mass of 99 kg, what impulse does he
apply?
A. 297 kg•m/s
B. 495 kg•m/s
C. 198 kg•m/s
D. 505 kg•m/s

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