Section 4.7 21. You have this page and two other blank pages for this problem. Please upload them all to Gradescope even if some of them are still blank after you work the problem. Find the dimensions of a rectangle of largest area that can be inscribed in a circle of radius r. Draw a diagram for your problem. Find the area of the largest rectangle that can be inscribed in the ellipse Draw a diagram for your problem. 22 b2 = 1.Find the dimensions of the rectangle of largest area that has its base on the xaxis and its other two vertices above the x-axis and lying on the parabola y = 8 x2. Draw a diagram for your