The area of a circular pool cover is 314 square feet. write and solve an equation to find the diameter of the pool cover. use 3.14 for pie.

Jose predicted that he would sell 48 umbrellas. he actually sold 72 umbrellas. what are the values of a and b in the table below? round to the nearest tenth if necessary

If f(x)=x+7 and g(x)=1/x what is (fog)(x)

Tamar is measuring the sides and angles of tuv to determine whether it is congruent to the triangle below. which pair of measurements would eliminate the possibility that the triangles are congruent