<figure xml:id="fig-example-congruence">
<caption>A pair of congruent triangles.</caption>
<coordinates bbox="(-6,-6,6,6)">
<polygon points="((-4,2),(0,2),(0,5))"
closed="yes" fill="yellow"
stroke="black" />
<label anchor="(-4,2)" alignment="sw" scale="0.8">A</label>
<label anchor="(0,2)" alignment="se" scale="0.8">B</label>
<label anchor="(0,5)" alignment="ne" scale="0.8">C</label>
<polygon points="((2,3),(2,-1),(5,-1))"
closed="yes" fill="lightgreen"
stroke="black"/>
<label anchor="(2,3)" alignment="nw" scale="0.8">D</label>
<label anchor="(2,-1)" alignment="sw" scale="0.8">E</label>
<label anchor="(5,-1)" alignment="se" scale="0.8">F</label>
</coordinates>
</diagram>
</prefigure>
</figure>
Thanks! Terri