A parabola can be drawn given a focus of (5, 11) and a directrix of y = 3 Write the equation of the parabola in any form.

Find the volume of the described solid. the solid lies between planes perpendicular to the x-axis at x = 0 and x=7. the cross sectionsperpendicular to the x-axis between these planes are squares whose bases run from the parabolay=-31x to the parabola y = 30/x. a) 441b) 147c) 864d) 882

What is the circumference of a circle with an area of 50.24 cm²?

Pls never taught i’m really confused and i rlly need