Fill in the missing information in the table below
from
the diagrams above. (You can try JavaSketchpad
to model them. )






Sun Angle @ A  .  .  .  .  . 
Sun Angle @ B  .  .  .  .  . 
Central Angle  .  .  .  .  . 
Can you come up with a relationship that will help you to find the central angle if you know the two sun angles Why is #3 different than the others?
Return to Lessons
Return to Teacher's Guide