Math Problem Statement
The sides of a triangle are proportional to the numbers 3, 4, and 5, and the perimeter is 72 cm. Find the smallest side of the triangle.
Solution
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Math Problem Analysis
Mathematical Concepts
Geometry
Proportions
Linear Equations
Formulas
Perimeter formula of a triangle: a + b + c
Proportionality: ax + bx + cx = Perimeter
Theorems
Basic Proportionality Theorem
Triangle Inequality Theorem
Suitable Grade Level
Grades 6-8
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