Brainliest if correct, is it correct? what is the value of x? enter your answer in the box. x =

    choose the correct definition for  extremo.  a.  end      b.  extra      c.  extract      d.  eventual 

You are standing next to a really big circular lake. you want to measure the diameter of the lake, but you don't want to have to swim across with a measuring tape! you decide to walk around the perimeter of the lake and measure its circumference, and find that it's 400\pi\text{ m}400? m. what is the diameter dd of the lake?

What is the equation of the parabola with focus (-1,-1) and directrix y=1?