What is the primary task when given a dilated triangle and its image?

Understanding Dilation in Geometry

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Mathematics
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7th - 10th Grade
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Hard

Jackson Turner
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10 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
To determine the perimeter of the triangles
To calculate the area of the triangles
To identify the center of dilation
To find the scale factor
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How do you calculate the scale factor in a dilation?
By dividing the length of a side in the image by the length of the corresponding side in the original
By adding the lengths of all sides in the image
By subtracting the length of a side in the original from the length of the corresponding side in the image
By multiplying the lengths of all sides in the original
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
If a side in the original triangle is 2 units and its corresponding side in the image is 4 units, what is the scale factor?
1
2
3
4
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is a method to find the center of dilation?
By comparing the perimeters of the triangles
By measuring the angles of the triangles
By connecting corresponding points and finding a common line
By calculating the area of the triangles
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How far is the image point from the center of dilation compared to the original point?
The same distance
Twice as far
Half as far
Three times as far
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the significance of the direction when connecting corresponding points to find the center of dilation?
The direction should be perpendicular
The direction is irrelevant
The direction should be the same
The direction should be opposite
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
How can you verify the center of dilation using coordinates?
By comparing the coordinates to a fixed point
By calculating the sum of the coordinates
By ensuring the coordinates are identical
By checking if the change in x and y coordinates is proportional
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