Trigonometry - Area of a Triangle

Lesson explores finding area in non-right triangles using formula ½ abSinC. Worked examples and questions on 1. finding the area
2. finding a missing angle given the area
3. finding a missing side given the area.
Looks at example of 3. with isosceles triangle.
All answers included.

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  • Area-of-Triangles.pptx

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Created: Jun 18, 2019

Whole lesson

pptx, 187 KB


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