To graph: A
Answer to Problem 40HP
A triangle on the coordinate plane is shown in Figure (1) and the scale factor is
Explanation of Solution
The coordinates of the triangle are:
The graph of
Figure (1)
The area of triangle is calculated as,
The area of dilation is 4 times.
And,
The scale factor is 2.
The new coordinate are
The graph of the new triangle with old triangle is shown below.
Figure (2)
Therefore, the image of the polygon is shown in figure (2).
Chapter 9 Solutions
Geometry, Student Edition
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