Question

(b) The number of longitudes in the Eastern hemisphere?
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Answer 1

Answer:

160,degree

Hope it helps you

Answer 2

Answer:

The prime meridian, or 0 degrees longitude, and the International Date Line, 180 degrees longitude, divide the Earth into Eastern and Western hemispheres. Many geographers consider the 20 degree west line of longitude and the 160 degree east line of longitude as the Eastern and Western hemispheres.