Intro to Similarity

Sides that are in the same position in a different shape are called

• Corresponding Sides

• Corresponding Angles

• The Same

• Congruent Sides

Tags

CCSS.8.G.A.2

What is the scale factor from ΔDEF to ΔABC?

• 1/2

• 7/3

• 2

• 10/3

Tags

CCSS.7.G.A.1

Two objects that are the same shape but not the same size are _______.

• Congruent

• Vertical

• Similar

• Complementary 

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Sides in similar figures must be proportional.  

• True

• False 

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Mrs. Ashley used similar triangles to make a design.  Which statement about the triangles in the design must be true?

• They are the same size and shape.

• They are the same size but different shapes.

• They have corresponding angles that are congruent.

• They have corresponding sides that are congruent.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Matching sides are called

• Corresponding Sides

• Corresponding Angles

• The Same

• Congruent Sides

Tags

CCSS.8.G.A.2

All corresponding angles in similar figures are congruent.  

• True

• False

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

Complete each proportion.
CB / DM  =  AC / ?

• BM

• MA

• BC

• AD

Tags

CCSS.HSG.SRT.B.4

Determine whether the triangles are similar or not. If so, state how they are similar.

• Yes, by AA Similarity

• Yes, by SAS Similarity

• Yes, by SSS Similarity

• No, not similar

Tags

CCSS.HSG.SRT.B.5

⊿ABC ~ ⊿LMN, AB = 12, BC = 10, LN = 9, and LM = 6. What is the scale factor of ⊿ABC to ⊿LMN?

• 2/1

• 6/5

• 4/3

• 1/2

Tags

CCSS.7.G.A.1