Holt Mcdougal Larson Pre-algebra: Student Edition 2012
1st Edition
ISBN:9780547587776
Author:HOLT MCDOUGAL
Publisher:HOLT MCDOUGAL
Chapter11: Data Analysis And Probability
Section11.7: Combinations
Problem 22E
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Assume that ?∥?and ?∥?. If ∠2=48°and ∠4=42°,which, if any, sets of lines are perpendicular?

%23
-а
4
- b
Transcribed Image Text:%23 -а 4 - b
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