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area of rectangle calculus. Note that we will only be considering 0 x 18. Let x distance DC be the width of the rectangle and y distance DAits length then the area A of the rectangle may written.
It looks like this. Vertical slices of another lineSelect the second example from the drop down menu showing a slightly different line. The Farmer and his Daughter Unsold Land.
The heights of the three rectangles are given by the function values at their right edges.
The rectangle depicted in red is bounded above by x aand its area is ab- a. Vertical slices of a lineThe applet initially shows a line and the area yellow between this line and the x -axis. Our function in this example is. The first thing we probably want to do for a problem like this is draw a picture.