Triangle Scale Factor Calculator: Determine Enlargement & Reduction Ratios

Calculate Triangle Scale Factor

Uncover the relationship between two similar triangles with our intuitive Triangle Scale Factor Calculator. Easily determine the enlargement or reduction ratio by comparing corresponding side lengths. Perfect for students, designers, and engineers working with geometric transformations.

Formula:

Scale Factor (k) = SideNew⁄SideOriginal

Where:
SideNew: Length of a side in the scaled (new) triangle.
SideOriginal: Length of the corresponding side in the original triangle.

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