On which voyage would a great circle track provide a significant savings in distance to steam, when compared to a rhumb line track? (Use gnomonic tracking chart WOXZC 5270.)

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Guam (LAT 14°00'N, LONG 145°00'E) to Seattle via LAT 47°30'N, LONG 125°30'W

Answer

Christmas Island (LAT 2°00'N, LONG 157°30'W) to Singapore via LAT 3°00'N, LONG 126°00'E

Answer

San Francisco to Kodiak, AK

Answer

Valdez, AK, to the Marquesas Islands (LAT 8°00'S, LONG 140°00'W)

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