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Introduction:
Have you often wondered how airline pilots know where they are all the time, why they don't get lost? A large part of it is based on a system of latitude and longitude created to map out the entire world into a grid system so that at any time people can identify their location based on their coordinates. We call it GPS (Global Positioning System). This is the same as a coordinate plane. Today we will be learning about the coordinate plane and how to locate points on it. Learning how to plot points on a coordinate plane is a vital life skill not only for pilots. It can come in handy in many situations:
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