The perimeter of a rectangular swimming pool is 56 meters. The width is 4 meters less than the length. What is the width of the
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As you can see there are two triangles but it can be done calculating just for one. First we must understand how formula for area of triangle works.
Where represents base (hypotenuse) and
as height of the triangle.
We know that:
Using this data we fill the formula.
Hope this helps.
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