14 POINTS PLEASE HELP (check the file)

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

Planning for the possibility that your home might get struck by lighting and catch on fire is part of a plan

[15 points]find the least common multiple of the expressions: 1. 3x^2, 6x - 18 2. 5x, 5x(x +2) 3. x^2 - 9, x + 3 4. x^2 - 3x - 10, x + 2 explain if possible