To get the audiences' attention
Answer:
<h3>Often it will be just an outline. ... In geometry, diagrams ( figures) made of lines are used to prove theorems ... and a table of figures is a list or the drawings and diagrams in the book.</h3><h3>Triangles are particularly useful as spatial dividers, but other elements (diagonals, open curves) can perform the role as well.</h3>
<h2>HOPE IT HELPS ✌️</h2><h2>FOLLOW ME ☺️❤️</h2>