A quadrilateral has vertices L(5,0), M(5, -3), N(-4, -3) and O(-4, 0). What is the perimeter of the figure?

Which expression is equivalent to √ -80?

Which graph represents the function g(x) = |x + 4| + 2?

Abicycle training wheel has a radius of 3 inches. the bicycle wheel has a radius of 10 inches.approximately how much smaller, in square inches and rounded to the nearest hundredth, is the area of the training wheel than the area of the regular wheel? *