Congruence and Similarity
Learn and practice identifying similar and congruent figures with interactive resources from GeoGebra.
Middle School
GRADES 6-8
Angles Formed by Parallel Lines
Identify the congruent and supplementary relationships of the angles formed by cutting parallel lines by a transversal.

Verkenning
GR. 6-8
Corresponding Angles Formed By Parallel Lines and a Transversal

Verkenning
GR. 6-8
Vertical Angles Formed by Parallel Lines and a Transversal

Verkenning
GR. 6-8
Alternate Angles Formed by Parallel Lines and a Transversal

Verkenning
GR. 6-8
Supplementary Angles Formed by Parallel Lines and a Transversal

Oefenen
GR. 6-8
Determining Measures of Angles Formed by Parallel Lines and a Transversal
Corresponding Parts of Similar Figures
Use proportions to express relationships between corresponding parts of similar figures.
Identifying Similar Figures Using Measurement
Identify proportional parts of similar figures using rulers and protractors.
Similar Polygons
Use proportional reasoning to solve problems related to similar polygons.
Similarity and Congruence
Identify corresponding parts of similar and congruent figures.

Verkenning
GR. 6-8
Identifying Congruent Figures Using Transformations

Verkenning
GR. 6-8
Corresponding Parts of Similar Figures

Oefenen
GR. 6-8
Congruency by Corresponding Parts

Oefenen
GR. 6-8
Angle Measures in Congruent Figures

Oefenen
GR. 6-8
Similarity by Transformations

Oefenen
GR. 6-8
Side Lengths in Similar Figures
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