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Handout

Math Is Fun: Area of Triangles Without Right Angles

Curated by ACT

Learn how to find the area of triangles without right angles. Find the formula to use depending on the information you know about the triangle: base and height, three sides, or two sides and an angle.

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CCSS: Adaptable
Concepts
heron's formula
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Additional Tags
triangle area formula, ccss math 7.g.b.6, ccss.math, hsg-srt.d.9, math is fun, math is fun: area of triangles without right angles, math is fun: area of triangles without right angles hsg-srt.d.9, derive formula a = 1/2 ab sin(c) for area of triangle, perimeter and area of triangles
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Classroom Considerations
  • Knovation Readability Score: 3 (1 low difficulty, 5 high difficulty)
  • The intended use for this resource is Instructional|practice