Unit 3

What is an included angle?

• The angle between two sides of a triangle

• The angle between two angles of a triangle

• The angle between two congruent triangles

• The angle between two parallel lines

What is an included side?

• The side between two angles of a triangle

• The side between two sides of a triangle

• The side between two congruent triangles

• The side between two parallel lines

Tags

CCSS.HSG.CO.C.10

Which of the following is a rigid motion?

(Select all that apply).

• Translation

• Reflection

• Rotation

• Dilation

Tags

CCSS.HSG.CO.A.2

CCSS.HSG.CO.A.4

CCSS.HSG.CO.A.5

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

Which of the following congruence postulates involves three sides of a triangle?

• SSS

• ASA

• SAS

• AAS

Which of the following congruence postulates involves two sides and the included angle of a triangle?

• SSS

• ASA

• SAS

• AAS

Which of the following congruence postulates involves two angles and a non-included side of a triangle?

• SSS

• ASA

• SAS

• AAS

Which of the following transformations is NOT a rigid motion?

• Translation

• Reflection

• Rotation

• Dilation

Tags

CCSS.HSG.CO.A.2

CCSS.HSG.SRT.A.1

What makes a dilation different from the other transformations?

Tags

CCSS.HSG.SRT.A.1

The rule (x,y)→(y,x) maps XYZ to X’Y’Z’.

Which statement correctly describes the relationship between XYZ and X’Y’Z’ ? 

• The triangles are congruent because X’Y’Z’ is a reflection of XYZ

• The triangles are congruent because X’Y’Z’ is a rotation of XYZ

• The triangles are not congruent because X’Y’Z’ is a dilation of XYZ

• The triangles are not congruent because X’Y’Z’ is a translation of XYZ

Tags

CCSS.HSG.CO.A.2

CCSS.HSG.CO.A.5

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8

Are these triangles congruent?

• yes

• no

Tags

CCSS.HSG.CO.B.6

CCSS.HSG.CO.B.7

CCSS.HSG.CO.B.8