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Example19 - Many times a formula needs to be solved for one...

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Example 2 As shown in Figure 2, an area rug is in the shape of a trapezoid. Its area is 38 square feet, its height  is 4 feet, and one of its bases is 7 feet long. Find the length of the other base.  The check is left to you. The other base has a length of 12 feet.
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Unformatted text preview: Many times, a formula needs to be solved for one of its variables in terms of the other variables. To do this, simply perform the steps for solving equations as before but, this time, isolate the specified variable. Figure 2. Area of trapezoid....
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