timodb3
timodb3 timodb3
  • 18-03-2020
  • Mathematics
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Given that the two figures are similar, use a scale factor to find the missing length x.

Given that the two figures are similar use a scale factor to find the missing length x class=

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Luv2Teach
Luv2Teach Luv2Teach
  • 18-03-2020

Answer:

Step-by-step explanation:

Corresponding sides are the key here.  If the figures are similar then their corresponding sides exist in proportion to one another.  Again, corresponding is key when you're trying to find the missing side length.  Set it up as a proportion:

[tex]\frac{18}{22}=\frac{81}{x}[/tex] and now all you do is cross multiply:

18x = 1782 so

x = 99

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