Math Problem Statement
Polygon ABCD will be dilated by one-half at the origin. Find the coordinates of polygon AʹBʹCʹDʹ.
Solution
To solve the problem, we perform the dilation of the polygon ABCD using the given scale factor of , with the origin as the center of dilation. Each vertex's coordinates will be scaled by multiplying them by . Let's determine the new coordinates for each point:
Step 1: Extract the coordinates of the vertices
From the graph:
Step 2: Apply the dilation
Using the formula for dilation at the origin:
Step 3: Resulting coordinates of AʹBʹCʹDʹ
The coordinates of the dilated polygon are:
Would you like further explanations or clarifications on how dilation works?
Here are 5 related questions to deepen your understanding:
- How would the coordinates change if the scale factor was instead of ?
- What happens to the shape of a polygon under dilation?
- How do you determine the center of dilation from given coordinates?
- Can dilation result in a reflection? If yes, under what conditions?
- How is dilation different from translation or rotation?
Tip: Always check the proportionality of distances from the center of dilation to ensure the transformation is correct!
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Math Problem Analysis
Mathematical Concepts
Coordinate Geometry
Dilation
Scale Factor
Transformations
Formulas
(x', y') = (kx, ky), where k is the scale factor
Theorems
Dilation Theorem: Proportional transformation of all points from a center
Suitable Grade Level
Grades 8-10