geometry 4-1 classifying triangles. acute triangle three acute angles triangle classification by...
TRANSCRIPT
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GEOMETRY 4-1Classifying Triangles
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Acute Triangle
Three acute angles
Triangle Classification By Angle Measures
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Right Triangle
One right angle
Triangle Classification By Angle Measures
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Obtuse Triangle
One obtuse angle
Triangle Classification By Angle Measures
![Page 5: GEOMETRY 4-1 Classifying Triangles. Acute Triangle Three acute angles Triangle Classification By Angle Measures](https://reader035.vdocuments.site/reader035/viewer/2022062308/56649f4c5503460f94c6cd97/html5/thumbnails/5.jpg)
Equiangular Triangle
Three congruent acute angles
Triangle Classification By Angle Measures
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Classify Each Triangle According to Angle Measure
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Equilateral Triangle
Three congruent sides
Triangle Classification By Side Lengths
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Isosceles Triangle
At least two congruent sides
Triangle Classification By Side Lengths
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Scalene Triangle
No congruent sides
Triangle Classification By Side Lengths
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Classify Each Triangle by Side Length
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Find the length of each side.
3x - 2 5x - 4
4x - 2
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Example: Word Problem
• A steel mill produces roof supports by welding pieces of steel beams into equilateral triangles. Each side of the triangle is 18 feet long. How many triangles can be formed from 420 feet of steel beam?