Precalculus Geometry of an Ellipse Graphing Ellipses 1 Answer Gió It is the equation of a circle Explanation Probably you can recognize it as the equation of a circle with radius #r=1# Because the problem asks for the surface area of the part inside the cylinder itexx^2 y ^2= 1/itex, that circle is the boundary You might want to put it in polar coordinates #3 khfrekek92 0 Awesome I finally got it!36 Cylinders and Quadric Surfaces ⇤ I know the definition of a cylinder ⇤ I can name the 6 quadric surfaces, write their equation, and sketch their graph Objectives Let's take stock in the types of equations we're familiar with • Aspherecenteredat(a,b,c)withradiusr (xa) 2(y b)2 (z c) = r2 • Alinethroughthepoint(p 1,p 2,p
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