Maya will by water bottles for the 7,175 runners in track. The bottles are packaged with 18 bottles in each. What’s the least number of cases Maya has to buy so each person can have 1 bottle?

Areflection of shape i across the y-axis, followed by a , and then a translation left 6 units and down 4 units confirms congruence between shape i and shape ii. alternatively, a of shape ii about the origin, followed by a reflection across the y-axis, and then a translation right 4 units and up 6 units confirms congruence between shape ii and shape i.