AMC 12 2015b Problem 10
- Paper
How many noncongruent integer-sided triangles with positive area and perimeter less than 15 are neither equilateral, isosceles, nor right triangles?
\textbf{(A)} 3 \textbf{(B)} 4 \textbf{(C)} 5 \textbf{(D)} 6 \textbf{(E)} 7
Dataset text AMC 12 2000 to 2025. Quoted with source.
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C
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