A student was asked to draw all of the lines of symmetry on each figure shown. Identify the student's work as being correct or identify the mistake.
The student has correctly drawn all the lines of symmetry.
B
The diagonals are not lines of symmetry.
С
The vertical line is not a line of symmetry.
D
Only the diagonals are lines of symmetry

Whats the name of the vertical axis

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

Select the correct answer from each drop-down menu. a system of equations and its solution are given below. system a complete the sentences to explain what steps were followed to obtain the system of equations below. system b to get system b, the equation in system a was replaced by the sum of that equation and times the equation. the solution to system b the same as the solution to system a.]