(-2,-4) reflected across the line y = -1

How many lines can be drawn through points j and k? 0 1 2 3

The area of a rectangle is 10 cm^2. one side of the rectangle is x cm. express the perimeter of the rectangle in terms of x and show that this rectangle cannot have a perimeter of 12 cm. the perimeter of the rectangle in terms of x is __ cm

Which expression is the factorization of x^2+10+21