Q3 Exam Geometry

What is the scale factor if the triangle on the left is the original?

• 2

• 3/2

• 2/3

• 1/2

Tags

CCSS.7.G.A.1

Triangle ABC has vertices A (-2, 2), B (2, 4) and C (3, -1).  What are the coordinates of A' after a dilation by a scale factor of 2.5?

• (-5, 5)

• (5, -5)

• (5, 10)

• (7.5, -2.5)

Tags

CCSS.8.G.A.3

How do these triangles appear to be similar?

• AA

• SAS

• SSS

• Not Similar

Tags

CCSS.HSG.SRT.B.5

Are these two triangles similar? If so, how?

• Yes, AA ∼

• Yes, SAS ∼

• Yes, SSS ∼

• No

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

When the scale factor of a dilation is less than one, the dilation is a reduction.

• True

• False

Tags

CCSS.8.G.A.3

If your SF=0.6, what type of dilation is it?

• enlargement

• reflection

• translation

• reduction

Tags

CCSS.8.G.A.3

Solve for X.

• 2 ft

• 3 ft

• 4 ft

• 6 ft

Tags

CCSS.HSG.SRT.A.2

Find the missing side length. 

• 9

• 8

• 6

• 12

Tags

CCSS.HSG.SRT.B.5

A tree casts a shadow of 3 meters, while a meter stick casts a shadow of 0.75 meters. How tall is the tree?

• 6 meters

• 5 meters

• 4 meters

• 3 meters

Tags

CCSS.HSG.SRT.B.5