2cos^2(x)-5cos(x)+2=0

What value of x will make the triangles similar by the sss similarity theorem?

What value of x is in the solution set of 4x – 12 s 16 + 8x?

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle. he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field