Greg claims that the two shapes are congruent since Figure 1 can be obtained by translating Figure 2 to the right and then rotating it counter clockwise around point C. How many degrees must Greg rotate Figure 2 to be on Fifure 1?? Help me please

Aresearcher believes increased perceived control influence the well-being of residents at a nursing home. to test this , she allowed one group of residents to have control over their daily lies, (where to eat etc) . the other group of 5 residents had these deceisions made by staff. the resident's feelings of well-being were measured on a 10 point scale at the end of a one month trial period. is there a difference on well-being?