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12.12.2020 •
Mathematics
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Ответ:
18% decrease
Step-by-step explanation:
7,500 - 6,125 = $1,375Set up a proportion:I hope this helps!
Ответ:
C
Step-by-step explanation:
Since DE is parallel to BC then the 2 sides are divided into the same proportion, that is
= , substitute values
= = ( cross- multiply )
6BD = 90 ( divide both sides by 6 )
BD = 15 → C