Mathematics & calculation

Intercept Theorem Calculator (Thales) with Converse

Calculate a missing length when two intersecting lines are cut by parallel lines, check whether two lines are parallel with the converse, and get a step-by-step solution: ratio equation, cross multiplication and conclusion.

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<div
  class="bethemesh-widget"
  data-tool="thales-theorem"
  data-lang="en"
  data-theme="auto"
  data-min-height="820"
  data-max-height="1600"
  data-sandbox="allow-scripts allow-same-origin"
  data-allow="clipboard-write"
></div>
<script src="https://bethemesh.com/widgets/v1/bethemesh.js" async></script>
<p style="margin:6px 0 0;font:12px/1.4 system-ui,sans-serif">Free tool by <a href="https://bethemesh.com/en/tools/thales-theorem">Bethemesh</a></p>

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Intercept Theorem Calculator (Thales) with Converse

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