What is the displacement of the student from the bus stop to the mailbox?

What is the order of the moon, earth, and sun in a lunar eclipse and a solar eclipse?

Which type of wave can travel without a medium

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