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157 lines
6.8 KiB
HTML
157 lines
6.8 KiB
HTML
<!DOCTYPE html>
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<h1 class="center">Trigonometry Index</h1>
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<p class="center"><i><b>Trigonometry</b> (from Greek trigonon "triangle" + metron "measure")</i></p>
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<h3 align="center">Want to Learn Trigonometry?<br>
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Follow the links to learn.</h3>
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<div class="script" style="height: 230px;">
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images/circle-sine.js
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</div>
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<h3>Introduction</h3>
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<ul class="large">
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<li><a href="../triangle.html">The Triangle</a></li>
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<li><a href="../geometry/triangle-inequality-theorem.html">Triangle Inequality Theorem</a></li>
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<li><a href="../geometry/triangles-interactive.html">Interactive Triangles</a></li>
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<li><a href="trigonometry.html">Introduction to Trigonometry</a></li>
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</ul>
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<h3>Sine, Cosine and Tangent</h3>
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<p style="float:right; margin: 0 0 5px 10px;"><img src="images/trig-2example2.gif" alt="trig example 30m at 39 degrees" style="float:left; margin: 10px;" height="170" width="242"></p>
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<ul class="large">
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<li><a href="../sine-cosine-tangent.html">Sine, Cosine and Tangent</a></li>
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<li><a href="sohcahtoa.html">Sohcahtoa</a></li>
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<li><a href="../sine-graph-exercise.html">Sine Graph Exercise</a></li>
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<li><a href="trig-sin-cos-tan-graphs.html">Graphs of Sine, Cosine and Tangent</a></li>
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<li><a href="../geometry/unit-circle.html">Unit Circle</a></li>
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<li><a href="trig-interactive-unit-circle.html">Interactive Unit Circle</a></li>
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<li><a href="trig-four-quadrants.html">Sine, Cosine and Tangent in Four Quadrants</a></li>
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<li><a href="small-angle-approximations.html">Small Angle Approximations</a></li>
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<li><a href="trig-inverse-sin-cos-tan.html">Inverse Sine, Cosine, Tangent</a></li>
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</ul>
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<h3>Right Angled Triangles</h3>
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<ul class="large">
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<li><a href="trig-solving-triangles-by-reflection.html">Solving Triangles by Reflection</a></li>
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<li><a href="trig-finding-angle-right-triangle.html">Finding an Angle in a Right Angled Triangle</a></li>
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<li><a href="trig-finding-side-right-triangle.html">Finding a Side in a Right Angled Triangle</a></li>
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</ul>
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<h3>Congruent and Similar</h3>
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<p style="float:right; margin: 0 0 5px 10px;"><img src="../geometry/images/translation.svg" alt="translation" height="204" width="204"></p>
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<ul class="large">
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<li><a href="../geometry/triangles-congruent.html">Congruent Triangles</a></li>
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<li><a href="../geometry/triangles-similar.html">Similar Triangles</a></li>
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<li><a href="../geometry/triangles-similar-finding.html">How to Find if Triangles are Similar</a></li>
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<li><a href="../geometry/triangles-similar-theorems.html">Theorems about Similar Triangles</a></li>
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<li><a href="../geometry/mean-proportional.html">Mean Proportional</a></li>
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</ul>
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<h3>Solving Triangles</h3>
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<p style="float:right; margin: 0 0 5px 10px;"><img src="images/triangle-sas.svg" alt="SAS Triangle" height="131" width="220"></p>
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<ul class="large">
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<li><a href="trig-solving-triangles.html">Solving Triangles</a></li>
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<li><a href="trig-sine-law.html">The Law of Sines</a></li>
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<li><a href="trig-cosine-law.html">The Law of Cosines</a></li>
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<li><a href="../proof180deg.html">The Three Angles Add to 180°</a></li>
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<li><a href="../geometry/triangle-exterior-angle-theorem.html">Exterior Angle Theorem</a></li>
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<li><a href="trig-solving-aaa-triangles.html">Solving AAA Triangles</a></li>
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<li><a href="trig-solving-aas-triangles.html">Solving AAS Triangles</a></li>
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<li><a href="trig-solving-asa-triangles.html">Solving ASA Triangles</a></li>
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<li><a href="trig-solving-sas-triangles.html">Solving SAS Triangles</a></li>
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<li><a href="trig-solving-ssa-triangles.html">Solving SSA Triangles</a></li>
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<li><a href="trig-solving-sss-triangles.html">Solving SSS Triangles</a></li>
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</ul><br>
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<ul class="large">
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<li><a href="trig-solving-practice.html">Triangle Solving Practice</a></li>
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</ul>
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<h3>Area</h3>
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<ul class="large">
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<li><a href="trig-area-triangle-without-right-angle.html">Area of a Triangle</a></li>
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<li><a href="../geometry/herons-formula.html">Heron's Formula</a></li>
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</ul>
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<h3>Identities</h3>
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<p style="float:left; margin: 0 10px 5px 0;"><img src="images/magic-hexagon-1.svg" alt="magic hexagon" height="132" width="179"></p>
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<ul class="large">
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<li><a href="trigonometric-identities.html">Trigonometric Identities</a></li>
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<li><a href="trig-magic-hexagon.html">Magic Hexagon</a></li>
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<li><a href="triangle-identities.html">Triangle Identities</a></li>
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</ul>
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<p> </p>
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