10M1T2 Justifying Line and Angle Relationships Review

The figure shows lines that intersect at point O. Which pair of angles are vertical angles?

• ∠COE and ∠BOD

• ∠COE and ∠EOD

• ∠EOB and ∠AOP

• ∠AOC and ∠COE

Determine the value of a in the figure shown.

• 58º

• 31º

• 29º

• 27º

Using the diagram shown, choose the correct conclusion.

• The triangles are congruent by HL.

• The triangles are congruent by LA.

• The triangles are congruent by HA.

• Not enough information to determine if the triangles are congruent.

• Segment Addition Postulate

• Addition Property

• Congruent Supplement Theorem

• definition of a midpoint

Quadrilateral MNPQ is inscribed in circle O. Segment MN is part of ray MR. If m∠PNR = 95º, which of the following angles must have a measure of 95º?

• ∠M

• ∠N

• ∠P

• ∠Q

In the figure, two angles are marked congruent. Which theorem justifies the conclusion that m || n?

• Alternate Exterior Angles Theorem

• Alternate Exterior Angles Converse Theorem

• Corresponding Angles Converse Theorem

• Vertical Angle Theorem

What is the angle measure of each interior angle of a regular polygon with 42 sides?

• 8.57º

• 9.00º

• 167.14º

• 171.43º

In the triangle shown, what is the value of x?

• 
• 
• 
• 

• 80^o

• 85^o

• 90^o

• 95^o

Determine the value of x in the figure shown.

• 53^o

• 29^o

• 24^o

• 14^o