Identifying the elements of circle geometry. y refers to the _ angle.

Me complete this proof! prove that a quadrilateral is a square. me with the steps for this proof.

What term makes it inconsistent y=2x - 4

(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.