Please help me with this one

In trapezoid klmn, kj=19.2 and jm=22.5. identify ln.

Graph g(x)=2cosx . use 3.14 for π . use the sine tool to graph the function. graph the function by plotting two points. the first point must be on the midline and closest to the origin. the second point must be a maximum or minimum value on the graph closest to the first point.

If you have 12 feet of string and you cut it into equal length of 5 inches each how much string will be left