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Lesson 5.8. From Washington to Beijing. Important things to know!. Radius of the Earth’s sphere is 3960 miles Prime meridian – 0˚ longitude International Date Line – 180˚ In an ordered pair, (longitude, latitude) Spherical Law of Cosines – cos c = cos a cos b + sin a sin b cos C.
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Lesson 5.8 From Washington to Beijing
Important things to know! • Radius of the Earth’s sphere is 3960 miles • Prime meridian – 0˚ longitude • International Date Line – 180˚ • In an ordered pair, (longitude, latitude) • Spherical Law of Cosines – cos c = cos a cos b + sin a sin b cos C
Independent work Pages 358 – 359 10 - 23