Question 1176432
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A square lot 1.5 kilometer on each side is divided into five {{{highlight(cross(equal))}}} parts <U>of equal areas</U>. 
The parts consist of four equal right triangles and a square at the center of the lot. 
What is the dimension of the smaller square in meters?
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<pre>
The area of the small square  is  {{{(1/5)*(1.5)^2}}} = {{{2.25/5}}} = 0.45 square kilometers = 450,000 square meters.


The side of this square is  {{{sqrt(450000)}}} = 670.8 meters.    <U>ANSWER</U>
</pre>

Solved.