For quadrilateral abcd, determine the most precuse name for it. a(-2,3), b(9,3) c(5,6) and d(2,6). show your work and explain

(c) the diagram shows the first three shapes of a matchsticks arrangement.first shape = 3second shape = 5third shape = 7given m represents the number of matchstick used to arrange the n'th shape.(i) write a formula to represent the relation between m and n. express m as the subjectof the formula.(ii) 19 matchsticks are used to make the p'th shape. find the value of p.