12monkey6
30.03.2020 •
Mathematics
2) What is the value of DE if AB = 6, AD = 8, and BC = 3?
A) 3.5
B) 4
C) 4.5
D) 5
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Ответ:
B
Step-by-step explanation:
Δ ABC and Δ ADE are similar thus the ratios of corresponding sides are equal, that is
= , substitute values
= ( cross- multiply )
6DE = 24 ( divide both sides by 6 )
DE = 4 → B
Ответ:
hope it helps you............