What is the length of the the midsegment of a trapezoid with bases of length and ? i need this now

The function f(x)= x5+ ( x + 3)2 is used to create a table. if x = -1 then what is f(x)?

The balance of susu's savings account can be represented by the variable b. the inequality describing her balance b > $30 . which could be a solution to the inequality?

Acommunity group is building a garden on a rectangular lot of land. the lot measures 5x by 10x and the garden will be circular with a radius of 3x. how much of the land will be left over after the garden is built? a. 41 pi x^2 b. x^2 (50 - 9 pi) c. x^2 (50 - 3 pi) d. 41x^2