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If two triangles are similar to each other with areas 36 square units and 45 square units, what is the ratio of sides of the smaller triangle to the larger?
Select one:
a. 2 to the square root of 5
b. 2 to 5
c. 3 to 1
d. 4 to 9

(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.