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Precalculus
»
A.
Functions
»
A.1.
Rectangular Coordinates
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Unit Challenge
Plotting Points in the Cartesian Plane
Overview
Naming points using a graph
Finding the coordinates of a point from a written description
Determining the quadrant in which a point is located
Scatter Plots
Overview
Using scatter plots to make predictions
Finding Distances Using the Pythagorean Theorem
Overview
Find the distance between the two points
Find the length of the side of the right triangle
Show that the points form the vertices of a right triangle
Word problems – Finding percent increase or decrease using a graph
Finding the Midpoint of a Line Segment
Overview
Find the midpoint of the line segment between two points
Word problems – predicting sales using the midpoint
Translating Points in a Plane
Overview
Find the new coordinates of the translated polygon
Finding Distances Using the Pythagorean Theorem — Word problems – Finding percent increase or decrease using a graph
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