Which equation is perpendicular to y=4x-6 and passes through point (B, 12)

Enter the number of complex zeros for the polynomial function f(x) = x 4+ 5x² +6

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

8litres of paint can cover 129.6 m². how much paint is required to paint an area of 243m²?