How much wood could woody wood pecker peck if woody wood pecker was real?

This is geometry. could anyone ? i can't fail this class. my grade is quite low already.

Why is studying fractions important

(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.