garretthyatt123
06.07.2019 •
Mathematics
If abc ~ def, what is the scale factor of abc to def? triangle abc has angles of 18, 21, 24. triangle def has angles of ? , 7, ?
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Ответ:
3/1
Step-by-step explanation:
Using the similarity statement, ∠A corresponds with ∠D; ∠B corresponds with ∠E; and ∠C corresponds with ∠F.
The only angle of triangle DEF we have is ∠E, which is 7. This corresponds with ∠B; this makes the scale factor of ABC to DEF
21/7 = 3/1.
Ответ: