1 Answer

Arun Gunalan · Answer 1 · 2020-09-16T09:45:35+0000

Answer:

$21\ in$ by
$63\ in$

Explanation:

we know that

To find the dimensions of the enlarged poster, multiply the original dimensions of the poster by the scale factor

so

$18((7)/(2))=63\ in$

$6((7)/(2))=21\ in$

therefore

The dimensions of the enlarged poster are
$21\ in$ by
$63\ in$

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