Choose the letter of the equation for the graph.
a. y = sin(x-/2) + 1
b. y = cos(x + T/2) + 1
c. y = cos(x – 1/2) - 1
d. y = cos(x - 1) - 2
e. y = sin(x – TT) - 2

Points j and k plotted on the coordinate grid are two vertices of rectangle jklm rectangle jklm has an area of 7 square units point j is located at 2,1 and point k is located at -5,1 each vertex of the rectangle is located at a point that has integer coordinates. what is the perimeter of rectangle jklm? (need answer asap)