<p>
</p>
<p>However, some concepts from high school math do show up in normal life.</p>
<ul>
<li>Consider how one can understand compound interest.</li>
<li>Consider a carpenter cutting lengths of wood to make an A-frame with specific angles.</li>
<li>Consider trying to line up pieces of wood at a 90-degree angle with only a tape measure and a pencil to help you.</li>
</ul>