Número de posición se multiplica 2 y se resta 3​

Can someone me with these two circle theorem questions asap?

25 ! what is the value of x? enter your answer in the box. x =

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)