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\nThe Cosine Rule: How to Calculate Sides and Angles in Triangles\n

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\nThis video provides an electric presentation on the cosine rule, which is a key concept in trigonometry used to calculate side lengths and angles in triangles. The presenter explains how to label triangles accurately and use two formulas...\nThis video provides an electric presentation on the cosine rule, which is a key concept in trigonometry used to calculate side lengths and angles in triangles. The presenter explains how to label triangles accurately and use two formulas for the cosine rule to solve problems involving missing sides or angles. The video also includes examples of how to use the cosine rule in real-life situations, such as a classic navigation problem.\n
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Resource Details

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Curator Rating
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Educator Rating
Not yet Rated
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Media Length
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8:14
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Grade
12th - Higher Ed
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Subjects
Math
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Media Type
Instructional Videos
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Source:
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\nKnowMo GCSE Maths\n\n
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Date
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2018
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Language
English
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Audiences
For Teacher Use
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Usage Permissions
Fine Print: Educational Use
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Additional Materials

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Concepts

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cosine, inverse, triangles, opposite, angles, formulas, sides
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Additional Tags

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gcse, and, igcse, maths, lecture, videos, geometry, 4., trig, 4.7, the, rule, side length, square root, cosine rule, included angle, angle triangle, angle, triangle, important, formula, find, talk, case, theta, kind, label, capital, equal, divided, helps, workout, notice, labeling
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Classroom Considerations

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Best For: Explaining a topic
Video is ad-free
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Educator Ratings

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