Triangle Similarity

Front

What is Triangle Similarity?

Back

Triangle similarity refers to the concept that two triangles are similar if their corresponding angles are equal and their corresponding sides are in proportion.

Tags

CCSS.HSG.SRT.A.2

Front

What is the AA Similarity Postulate?

Back

The AA Similarity Postulate states that if two angles of one triangle are equal to two angles of another triangle, then the triangles are similar.

Tags

CCSS.HSG.SRT.B.5

Front

What does SSS Similarity mean?

Back

SSS Similarity means that if the three sides of one triangle are proportional to the three sides of another triangle, then the triangles are similar.

Tags

CCSS.HSG.SRT.B.5

Front

What is SAS Similarity?

Back

SAS Similarity states that if two sides of one triangle are proportional to two sides of another triangle and the included angles are equal, then the triangles are similar.

Tags

CCSS.HSG.SRT.B.5

Front

What is a scale factor in triangle similarity?

Back

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

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

Front

If k > 1, what does this indicate about the triangles?

Back

If k > 1, the second triangle is an enlargement of the first triangle.

Tags

CCSS.8.G.A.3

Front

If 0 < k < 1, what does this indicate about the triangles?

Back

If 0 < k < 1, the second triangle is a reduction of the first triangle.

Tags

CCSS.8.G.A.3

Front

What is the Vertical Angle Theorem?

Back

The Vertical Angle Theorem states that vertical angles are equal.

Tags

CCSS.8.G.A.5

Front

What is the Reflexive Property?

Back

The Reflexive Property states that any geometric figure is congruent to itself.

Tags

CCSS.8.G.A.2

Front

How do you determine if two triangles are similar using corresponding angles?

Back

If two angles of one triangle are equal to two angles of another triangle, the triangles are similar by AA Similarity.

Tags

CCSS.HSG.SRT.A.2