Find the area of the parallelogram with vertices K(3, 3, 1), L(3, 5, 3), M(5, 9, 3), and N(5, 7, 1).

(40 points) what is the recursive rule for the sequence? −7.4, −21.2, −35, −48.8, −62.6,  an=an−1−13.8 , where a1=−7.4 an=an+1+13.8 , where a1=−7.4 an=an+1−13.8 , where a1=−7.4 an=an−1+13.8 , where a1=−7.4