What is the definition of a scale factor in similar figures?

The scale factor is the ratio of the lengths of corresponding sides of two similar figures.

How do you find the missing side length in similar figures?

To find the missing side length in similar figures, set up a proportion using the lengths of the corresponding sides and solve for the unknown.

What does it mean if two figures are not similar?

If two figures are not similar, it means that their corresponding angles are not congruent or their corresponding sides are not in proportion.

What is the relationship between the perimeters of similar figures?

The ratio of the perimeters of similar figures is equal to the ratio of their corresponding side lengths.

How can you prove that two triangles are similar using angle-angle (AA) similarity?

Two triangles can be proven similar using angle-angle (AA) similarity if two angles of one triangle are congruent to two angles of another triangle.

What is the importance of understanding similar figures in real-world applications?

Understanding similar figures is important in real-world applications such as architecture, engineering, and art, where proportionality and scale are crucial.

What is a common misconception about similar figures?

A common misconception is that similar figures must be the same size; however, they can be different sizes as long as their shapes are the same.

How does the concept of similarity apply to geometric transformations?

The concept of similarity applies to geometric transformations such as dilation, where a figure is enlarged or reduced while maintaining its shape.

What is the role of congruence in determining similarity?

Congruence of angles plays a crucial role in determining similarity, as all corresponding angles must be congruent for the figures to be similar.

Similar Figures

Flashcard

•

Mathematics

•

8th Grade

•

Practice Problem

•

Hard

•

CCSS

8.G.A.2, HSG.SRT.A.2, 7.G.A.1

Standards-aligned

Wayground Content

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16 questions

Show all answers

FLASHCARD QUESTION

Front

What are similar figures?

Back

Similar figures are shapes that have the same shape but may differ in size. Their corresponding angles are equal, and the ratios of the lengths of their corresponding sides are proportional.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

FLASHCARD QUESTION

Front

How do you determine if two figures are similar?

Back

To determine if two figures are similar, check if their corresponding angles are congruent and if the ratios of their corresponding sides are equal.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

FLASHCARD QUESTION

Front

What is the significance of corresponding angles in similar figures?

Back

In similar figures, corresponding angles are always congruent, which means they have the same measure.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

FLASHCARD QUESTION

Front

What is the significance of the ratios of corresponding sides in similar figures?

Back

The ratios of corresponding sides in similar figures are equal, which indicates that the figures are proportional in size.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

FLASHCARD QUESTION

Front

If two triangles are similar, what can be said about their sides?

Back

If two triangles are similar, the lengths of their corresponding sides are in proportion.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

FLASHCARD QUESTION

Front

What is the relationship between the angles of similar triangles?

Back

The angles of similar triangles are congruent, meaning they have the same measure.

Tags

CCSS.HSG.SRT.A.2

FLASHCARD QUESTION

Front

Can two figures be similar if their corresponding sides are not in proportion?

Back

No, two figures cannot be similar if their corresponding sides are not in proportion.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

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