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<p><font size="4">This is what I used for test</font></p>
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<pre style="margin: 0; line-height: 125%"><span
style="color: #0066BB; font-weight: bold">testLengthCircle</span>
<span style="color: #333333">|</span><span style="color: #996633"> length circle </span><span
style="color: #333333">|</span>
<span style="color: #996633">circle</span> <span style="color: #333333">:=</span> <span
style="color: #996633">sketch</span> <span
style="color: #0066BB; font-weight: bold">circleCenter:</span> <span
style="color: #6600EE; font-weight: bold">8</span><span
style="color: #0066BB; font-weight: bold">@</span><span
style="color: #6600EE; font-weight: bold">2</span> <span
style="color: #0066BB; font-weight: bold">to:</span> <span
style="color: #6600EE; font-weight: bold">6</span><span
style="color: #0066BB; font-weight: bold">@</span><span
style="color: #6600EE; font-weight: bold">6</span>.
<span style="color: #996633">length</span> <span style="color: #333333">:=</span> <span
style="color: #996633">sketch</span> <span
style="color: #0066BB; font-weight: bold">lengthOf:</span> <span
style="color: #996633">circle</span>.
<span style="color: #007020">self</span> <span
style="color: #0066BB; font-weight: bold">should:</span> (<span
style="color: #996633">length</span> <span
style="color: #0066BB; font-weight: bold">mathItem</span> <span
style="color: #0066BB; font-weight: bold">valueItem</span> <span
style="color: #0066BB; font-weight: bold">closeTo:</span> <span
style="color: #6600EE; font-weight: bold">20</span> <span
style="color: #0066BB; font-weight: bold">sqrt</span> <span
style="color: #0066BB; font-weight: bold">*</span> <span
style="color: #6600EE; font-weight: bold">2</span> <span
style="color: #0066BB; font-weight: bold">*</span> <span
style="color: #BB0066; font-weight: bold">Float</span> <span
style="color: #0066BB; font-weight: bold">pi</span>).
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<p><font size="4"><br>
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<pre class="moz-signature" cols="72">--
GNU Dr. Geo
<a class="moz-txt-link-freetext" href="http://gnu.org/s/dr-geo/">http://gnu.org/s/dr-geo/</a>
<a class="moz-txt-link-freetext" href="http://gnu-drgeo.blogspot.com/">http://gnu-drgeo.blogspot.com/</a></pre>
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