Big Ideas Math Integrated I, 2016
BI
Big Ideas Math Integrated I, 2016 View details
3. Postulates and Diagrams
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Exercise 5 Page 462

Where are points B and C located?

Yes

Practice makes perfect
Since point B and point C are both on plane T and plane S, we know that plane S intersects plane T at BC. Therefore, we know that the assumption is correct.