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Big Ideas Math Integrated I, 2016

BI

Big Ideas Math Integrated I, 2016 View details

7. Using Congruent Triangles

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Exercise 3 Page 633

What information do you need to measure BD in the following diagram?

See solution.

Practice makes perfect

It's not always possible to measure certain distances in an easy way. Consider the following example.

As long as we can measure angles ∠ BAD and ∠ CAD, showing they are congruent, we can use the ASA Congruence Theorem to find BD, by finding CD.

Subchapter links

Communicate Your Answer p.633

Monitoring Progress p.634-635