Concept explainers
Plot the points
Explanation of Solution
Given:
The given points are
Graph:The points
If the points
Answer to Problem 43PPS
The point D is
Explanation of Solution
Given:The points
Calculation:Since ABCD forms a parallelogram therefore AB is parallel to DC and BC is parallel to AD.
Now, by slope formula,
Similarly,
Solving (1) and (2), by plugging
Plugging
Hence, the coordinate of point D is
The minimum number of points that could be moved to make the parallelogram a rectangle. Also, find the point that should be moved.
Answer to Problem 43PPS
The minimum number of point that should be moved are any two points.
Explanation of Solution
Given: The points
Calculation: From (3), the fourth vertex is
Chapter 4 Solutions
Algebra 1
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