Classify triangles by sides and by angles - PowerPoint PPT Presentation
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Title:
Classify triangles by sides and by angles
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EXAMPLE 1 Classify triangles by sides and by angles Support Beams Classify the triangular shape of the support beams in the diagram by its sides and by measuring its ... – PowerPoint PPT presentation
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Title: Classify triangles by sides and by angles
1
EXAMPLE 1
Classify triangles by sides and by angles
SOLUTION
The triangle has a pair of congruent sides, so it
is isosceles. By measuring, the angles are 55 ,
55 , and 70 . It is an acute isosceles
triangle.
2
EXAMPLE 2
Classify a triangle in a coordinate plane
SOLUTION
3
EXAMPLE 2
Classify a triangle in a coordinate plane
4
for Examples 1 and 2
GUIDED PRACTICE
5
for Examples 1 and 2
GUIDED PRACTICE
