Which table represents the graph below?

The triangles are similar. what is the value of x? show your work.

Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?

(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.