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Eighth Grade (Grade 8) Angles Questions

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Grade 8 Angles CCSS: 8.G.A.5
In the figure below, if angle 1 is [math]100deg[/math], what is the measure of angle 5?
Parallel Lines - Skew Transversal
  1. [math]80deg[/math]
  2. [math]100deg[/math]
  3. [math]110deg[/math]
  4. [math]140deg[/math]
Grade 8 Angles
Find the measure of one angle of the following polygon:
Octagon v2
  1. [math]135deg[/math]
  2. [math]1080deg[/math]
  3. [math]1440deg[/math]
  4. [math]180deg[/math]
Grade 8 Angles
Find the measure of one angle of a regular 20-gon.
  1. [math]3240deg[/math]
  2. [math]3600deg[/math]
  3. [math]1800deg[/math]
  4. [math]162deg[/math]
Grade 8 Angles
Find the measure of one angle of a regular decagon.
  1. [math]1440deg[/math]
  2. [math]144deg[/math]
  3. [math]1800deg[/math]
  4. [math]900deg[/math]
Grade 8 Angles
Find the measure of one angle of a regular dodecagon.
  1. [math]1800deg[/math]
  2. [math]2160deg[/math]
  3. [math]150deg[/math]
  4. [math]1080deg[/math]
Grade 8 Angles
In triangle ABC, which is an angle included by AB and AC?
Equilateral Triangle ABC v1
  1. [math]angA[/math]
  2. [math]angB[/math]
  3. [math]angC[/math]
Grade 8 Angles
In triangle ABC, which is an angle included by the pair of sides BC and CA?
Acute Triangle ABC v2
  1. [math]angA[/math]
  2. [math]angB[/math]
  3. [math]angC[/math]
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