Slide rules HOME page INSTRUCTIONS A-to-Z

Squares and square roots

This applies to rules with A and B scales.

This is normally one of the simplest functions on a slide rule. To find the square of a number:

To find the square root, work from the A (or B) scale to the D (or C) scale.

The example below shows 2 on the D scale and its square, 4, on the A scale.

squares.jpg (31932 bytes)

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