Write and Solve Equations Using Complementary and Supplementary Angles

This Write and Solve Equations Using Complementary and Supplementary Angles video also includes:

How can geometry students find out how much the Leaning Tower of Pisa is leaning? The activity in this resource uses the complementary angle to write an equation and solve for the unknown angle. It is the second video on solving for unknown angles using angle properties. The video finishes by using the supplementary angle to find how far the tower leans from the other side.

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CCSS: Designed
Classroom Considerations

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Pros

  • An interesting real-world problem that will catch learners' attention
  • The video lesson is also given as a slide presentation

 

Cons

  • Extra practice is likely needed in order to master the concept
Common Core