Surveying
ICSE · Class 12 · Geography
All formulas from Surveying in ICSE Class 12 Geography. Key equations, constants, and identities for board exam preparation.
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Formulas
4. Kinds of Chains and Conversions
80 Gunter's Chains = 80 × 22 yards = 1760 yards = 1 mile
10 Gunter's Chains = 10 × 22 yards = 220 yards = 1 furlong
10 square Gunter's Chains = 10 × 1 sq. Gunter's chains = 220 × 22 square yards = 4,840 square yards or 43,560 sq. ft = 1 acre
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