-1 Practice Leveled Practice The scatter plot shows Leanna's elevation above sea level during a hike. The trend line passes through the points (30, 1070) and (75, 1680). If Leanna starts at 663 feet above sea level and maintains the same rate, how far above sea level will she be after one hour? The y-intercept is The slope is Above Sea Level (ft) N N 15

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