Square efgh underwent several transformations. a. what is the correct value of d, being it is the value in which this square was transformed or dilated? b. explain how you calculated the value for d.

(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.