ciara180 ciara180

10-08-2018
Mathematics

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Given the figures are similar, calculate the perimeter of the ABCDE.

Given the figures are similar calculate the perimeter of the ABCDE class=

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nobillionaireNobley nobillionaireNobley

10-08-2018

Let the length of side AB be $x$, then

[tex] \cfrac{x}{2}=\cfrac{12}{4}\Rightarrow4x=24\Rightarrow x=\cfrac{24}{4}=6. [/tex]

Therefore, the perimeter of ABCDE is 2(12) + 2(4) + 6 = 24 + 8 + 6 = 38 in.

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