Similarity and Parallel

What is the scale factor from ΔABC to ΔDEF?

• 1/2

• 7/3

• 2

• 10/3

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

What is the scale factor from ΔABC to ΔXYZ?

• 1.25

• 1.5

• 2

• 2.5

Tags

CCSS.7.G.A.1

Which theorem(s) can be used to prove triangle similarity?

• SAS

• AA

• AAS

• SSS

• HL

Tags

CCSS.HSG.SRT.B.5

What do the arrows on these triangles represent?

• Perpendicular lines

• Parallel lines

• Transversals

• Congruent

Tags

CCSS.8.G.A.2

• x = 10, y = 8

• x = 7.5, y = 10

• x = 10, y = 7.5

• x = 8, y = 10

Tags

CCSS.HSG.SRT.A.2

Which of the following would you use to prove the two triangles are similar?

• SAS

• SSS

• AA

Tags

CCSS.HSG.SRT.B.5

Are the two triangles similar? If so, how?

• Yes, AA

• Yes, SAS

• No

• Yes, SSS

Tags

CCSS.HSG.SRT.B.5

Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar.

• AA

• SSS

• SAS

• Not similar

Tags

CCSS.HSG.SRT.B.5

Determine whether the triangles are similar by AA~, SSS~, SAS~, or not similar.

• SAS

• AA

• SSS

• not similar

Tags

CCSS.HSG.SRT.B.5

Two squares are similar.  The ratio of the width of square J to the width of square M is 4:5.  If the width of square J is 28 in, what is the perimeter of square M?

• 35 in

• 22.4 in

• 32 in

• 140 in