8.9 Congruent Polygons 6.4.9- I can identify congruent figures and use congruence to solve problems.
Similar and Congruent Figures. Similar figures have the same shape, but not the same size. They must...
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Similar and Congruent Figures
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Transcript of Similar and Congruent Figures. Similar figures have the same shape, but not the same size. They must...
Similar and Congruent Figures
Similar and Congruent Figures
• Similar figures have the same shape, but not the same size. They must have the same ratio of side lengths
• Congruent figures have the same shape and the same size
• Corresponding parts are the sides or angles that have the same position.
• The symbol means that the shapes are similar
• The symbol means that the shapes are congruent
Similar Triangles
Similar Triangles
34
5
610
8
What is the ratio of sides?
Congruent Figures
A
B
C DE
F
128
What is the length of EF
What is the length of BC
Similar Figures
A
B
C
D
E
F
G
H
FIGURE 1
Figure 2
Side AB is similar to side ________
Side BD is similar to side ________
Similar FiguresA
B
C
D
E
F
G
H
FIGURE 1
Figure 2
What is the ratio of the sides________
What is the length of side AB?
1510 6
12
What is the length of side EH?
