SLIDE RULE, THE - PROPORTION, PERCENTAGE, SQUARES, AND SQUARE ROOTS
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✎ Suggest a correctionDemonstrates how to use the 'C' and 'D' scales of the slide rule to calculate proportions and percentages, how to read the 'A' and 'B' scales, and how to calculate squares and square roots. From the ENGINEERING series.
Sources
- usgov-av-1974 — title, year, creator, length, color, sound, description
- Catalog of Classroom Teaching Films for Georgia Schools, No. 10 (Georgia Department of Education) — title, creator, length, description
Record added 2026-07-02 18:37:16 · Suggest a correction