Mathematical Similarity Summary

Figures are mathematically similar when…

• corresponding angles are congruent
• there is a scale factor (SF) going both ways
• cross products are equivalent
• area changes by SF squared
• perimeter changes by SF

Any two rectangles are similar. This statement is false, all similar figures follow the reasons listed above.

Any two equilateral triangles ar similar. This statement is true because corresponding angles are congruent.

 

Boehm, Math

About Mabel Stafford

My name is Mabel and I am a member of the human trafficking group. Human trafficking is when someone is forced into some type of labor in order for the trafficker to gain a valued item. Our aim is to stop human trafficking and help survivors recover.

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