Asked by anon
1. Finde the area of the following tringles: (use Logarithms)
A) a=12.7, b=21.5, c=28.6.
i'm not of the answer i got.
i got 127.6
if you got something different can you show me how you did while using logarithms.
A) a=12.7, b=21.5, c=28.6.
i'm not of the answer i got.
i got 127.6
if you got something different can you show me how you did while using logarithms.
Answers
Answered by
drwls
The fomula to use is
Area = sqrt[p(p-a)(p-b)(p-c)]
where p is the perimeter.
Whether you use logarithms or not to do the calculation is up to you.
Your answer is correct.
Area = sqrt[p(p-a)(p-b)(p-c)]
where p is the perimeter.
Whether you use logarithms or not to do the calculation is up to you.
Your answer is correct.
Answered by
drwls
In my previous answer, "p" is HALF the perimeter, 31.4.
For additional steps, see
http://askville.amazon.com/Find-area-triangles-logarithms-a%3D12-b%3D21-c%3D28/AnswerViewer.do?requestId=1256937
For additional steps, see
http://askville.amazon.com/Find-area-triangles-logarithms-a%3D12-b%3D21-c%3D28/AnswerViewer.do?requestId=1256937
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