Device used to find Latitude

The first instruments used at sea to measure latitude were the (quadrant and the astrolabe), both of which had been used for years by astronomers to measure the inclination of stars.

- three-quarters or two-thirds..

- "the constitution provides that an amendment may be proposed either by the congress with a two-thirds majority vote in both the house of representatives and the senate or by a constitutional convention called for by two-thirds of the state legislatures."

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