The length scale factor between two triangles is 1cm:4cm if the area of the smallest triangle is 16cm2 what is the area of the larger triangle?

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I'm confused. I got 64, but that's wrong :(

Posted Sat 9th June, 2012 @ 12:15 by Hoosierette

2 Answers

  • 2 votes

If the length scale factor is 1:4, than the area scale factor is 1^2:4^2 so 1:16. Therefor the area pf the biggest triangle is 16*16= 256cm^2

Hope That Helps! :)

Answered Sat 9th June, 2012 @ 12:23 by Dilly
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Thanks :)

Answered Sat 9th June, 2012 @ 12:29 by Hoosierette