TOPO13
TOPO13 TOPO13
  • 10-05-2017
  • Mathematics
contestada

What is the length of DE

What is the length of DE class=

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NoteFocus NoteFocus
  • 10-05-2017
the answer is B. 6 , this matches  the ratio
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calculista
calculista calculista
  • 20-01-2019

Answer:

Option B. The length of DE is [tex]6\ units[/tex]

Step-by-step explanation:

we know that

The triangle XYZ and DEF are similar triangles

therefore

The ratio of their corresponding sides is equal

[tex]\frac{12}{8}=\frac{9}{x} \\ \\x=8*9/12\\ \\x=6\ units[/tex]

Answer Link

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