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Question
Answer the following question in one or two paragraphs.
Why is the key or legend an important element of a map?
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Solution
A legend or key is an essential feature of any map. It explains the colours, signs, and symbols used in the map. It uses different colours to show the height or depth of an area above or below sea level respectively. It is provided near the top or the bottom of the map, either on the left-hand or right-hand side.
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