Watch this collection of videos learn how to find missing sides and angles of similar triangles.
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Test your knowledge of congruent and similar shapes.
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Watch this video to learn how to calculate the missing side of a similar triangle using ratios.
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In this visual proof, understand how the Law of Sines is used in trigonometry.
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Understanding the Law of Cosines will open the world of trigonometry to you with this visualization.
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Explore a proof for similar triangles.
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Solve problems involving similar triangles in this short quiz.
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Work through problems using the Law of Sines and the Law of Cosines.
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Solve general triangles using the Law of Sines and Law of Cosines.
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Apply the Law of Cosines to finding resultant forces in this interactive physics tutorial.
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Visualize how drawing from the right angle of a right triangle creates three similar triangles.
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Explore similar triangles and proportionality of side lengths and areas.
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Observe how the parts of similar triangles are always in proportion to one another.
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Learn how to use SAS (side-angle-side) to determine triangle similarity.
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Can you tell if triangles are similar? Learn about triangle similarity and test yourself.
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Explore different ways of determining if triangles are similar by using transformations.
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Learn how to use the triangle similarity test to determine triangle similarity.
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Create a two-column proof involving the similar triangle side-splitter theorem.
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In this activity, create a two-column proof involving similar triangles.
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Create a two-column proof involving the similar triangle side-splitter theorem.
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In this destination find the missing side lengths in similar triangles.
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Estimate the heights of trees, flagpoles, buildings, and more by using similarity and shadows.
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Explore the trigonometric ratios or sine, cosine and tangent with this interactive right triangle.
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Use the trig ratios to solve word problems involving right triangles.
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Play a matching game, watch a lesson and solve right triangles in this multi-layered activity.
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How fast can you find the values of trigonometric ratios? Find out by playing this game.
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Where do sine, cosine and tangent come from? Find out for yourself with this activity and applet.
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