What do y’all think

Heat from the sun reaches earth to a. radiation b. convection c. conduction

The free body diagram shows a box being pulled to the left up a 25-degree incline. the magnitude of the normal force is

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