Help me out please! Find x, y and z. ( Leave answer in simplest radical form please!!)

60 2(x + 2) in the diagram, gef and hef are congruent. what is the value of x?

(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.

Find the ratios of the corresponding sides