Geometry Angles Transformations

Write a rule for the translation.

•  (x -1, y  + 2)

•  (x -2, y  + 1)

•  (x +2, y  - 1)

• (x +1, y  -  2)

What is this picture an example of? 

• An angle

• A cat vertex 

• Rotation 

• Dilation

Which postulate can be used to prove ∆ABC ≅ ∆EDC?

•  AAA

• SSS

• SAS

• ASA

• SSA

Which congruence statement correctly describes the relationship between the following triangles?

• ∆ABC ≅ ∆XYZ

• ∆ABC ≅ ∆XZY

• ∆ABC ≅ ∆ZYX

• ∆ABC ≅ ∆YXZ

• ∆ABC ≅ ∆YZX

What is the measure of \overline{AC}?

•  7

• 8 

• 9

• 10

•  11

Hector knows two angles in triangle A are congruent to two angles in triangle B, what else does Hector need to know to prove that triangles A and B are similar?

• Hector does not need to know anything else about triangles A or B

• Hector needs to know the length of any corresponding side in both triangles

• Hector needs to know all three angles in triangle A are congruent to the corresponding angles in triangle B

• Hector needs to know the length of the side between the corresponding angles on each triangle.

In the diagram below, ΔJKL ≅ ΔONM Based on the angle measures in the diagram, what is the measure, in degrees, of angle N?

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In circle O, m∠SOT = 68°. What is m∠SRT?

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What is the measure of each interior angle in a regular dodecagon?

• 110°

• 130°

• 150°

• 170°

• 190°