The plane that passes through the point (-2,2,0) and contains the line with symmetric equations x=y=2z

When keisha installed a fence along the 200 foot perimeter of her rectangular back yard, she left an opening for a gate.in the diagram below, she used x to represent the length in feet of the gate? what is the value? a. 10 b. 20 c. 25 d. 30

Find the value of x. give reasons to justify your solutions! c ∈ ae

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12