Vocabulary
A transformation that preserve the measure of angles but not side length
What is Dilation
The image if the scale factor is equal to 1
What is stays the same
The measure of the width of a dilated rectangle with the original width measure of 2cm after dilated with a scale factor of 4
what is 8cm
The point of the image after a scale factor of 2 was applied to the preimage point (1, 2)
What is (2, 4)
The value of x
1/2 = 5/x
What is x equals 10
The point from which a figure dilated
What is the center of dilation
The image when the scale factor is greater than 1
What is an enlargement/ Bigger
The measure of the width of a dilated rectangle with the original width measure of 18 cm after dilated with a scale factor of 1/6
what is 3 cm
The point of the image after a scale factor of 1/5 was applied to the preimage point (-10, 5)
What is (-2, 1)
The value of x
x/6=3/18
What is x = 1
The value used to change the size of the preimage
What is the scale factor
The image when the scale factor is between 0 and 1
What is a reduction/smaller
The preimage side length of a rectangle is 4cm and the image length is 32cm what is the scale factor
What is 8cm
The point of the image after a scale factor of 2/3 was applied to the preimage point (3, -6)
What is (2, -4)
The value of x
1/4=3/(x-3)
What is x = 15
The word used to imply that ratios of figures are congruent
What is proportional
The image if the scale factor is 0
What is a non existent
The preimage side length of a rectangle is 3 cm and the image length is 2 cm what is the scale factor
What is 2/3 or .67
The point of the preimage, after a scale factor of 2 resulted in an image point (1, 2)
what is (1/2 ,1)
the value of x
1/8=x/(4x-8)
What is x = - 2
The theorem created when a line parallel to the base cuts a triangle into proportional parts
What is the Triangle/Side splitter theorem
The image is the scale factor is -1
What is a reflection
what is 5/6
The point of the preimage, after a scale factor of 1/3 resulted in an image point (1/3 , -1/6)
What is (1, -1/2)
The value of x
x/4=4/x
What is 4