Similarity Test Review

Determine whether the triangles are similar(name the postulate or theorem you used).

• SSS similar
• AA similar
• SAS similar

Tags

CCSS.HSG.SRT.B.5

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

Complete each proportion.
CB / DM  =  AC / ?

• BM
• MA
• BC
• AD

Tags

CCSS.HSG.SRT.B.4

What is the value of X and Y ?

• X=2.5 and Y=6.5
• X=6.5 and Y=2.5
• X=3 and Y=7
• X=2 and Y= 5

Tags

CCSS.HSG.SRT.A.2

Are these triangles similar?
Known angles in Triangle 1:  40⁰,60⁰
Known angles in Triangle 2:  60⁰,40⁰

• Yes
• No
• There is not enough information to decide.

Tags

CCSS.HSG.SRT.A.2

2 triangles are similar if _____________.

• their angles are congruent.
• their sides are congruent.
• their areas are equal.
• their perimeters are equal.

Tags

CCSS.8.G.A.2

CCSS.HSG.CO.B.6

If the triangles are similar, state how.

• SSS
• SAS
• AA
• Not similar

Tags

CCSS.HSG.SRT.B.5

Which of the statements is true about the graphed triangles?

• They are similar, because the image can be obtained by dilating about the origin with a scale factor of 2.
• They are similar, because the image can be obtained by dilating about the origin with a scale factor of 1/2.
• They are not similar, because the image can be obtained by dilating about the origin with a scale factor of 2.
• They are not similar, because the image can be obtained by dilating about the origin with a scale factor of 1/2.

Tags

CCSS.HSG.SRT.A.2

CCSS.8.G.A.4

Which series of transformations could be used to show ΔABE is similar to ΔDCE?

• Reflection over BC and a dilation of ¹/₂ about point E
• Reflection over AD and a dilation of ¹/₂ about point E
• Rotation 90^o about point E and a dilation of ¹/₂ about point E
• Rotation 180^o about point E and

Tags

CCSS.HSG.SRT.A.2

CCSS.8.G.A.4

Identify the transformation from ABC to A'B'C'.

• 90^o clockwise rotation
• 90^o counter clockwise rotation
• Reflection across the y-axis
• Reflection across the x-axis

Tags

CCSS.8.G.A.3

CCSS.HSG.CO.A.5