Vocabulary
Corresponding Parts
Scale Factors
Scaled Copies
Random
100
A copy of a figure where every length in the original figure is multiplied by the same number
What is a scaled copy?
100
The point in Copy 1 that corresponds to point K in the original
What is point A?
100
The side lengths of the scaled copy if the original rectangle is 2 inches by 3 inches and the scale factor is 4.
What is 8 inches by 12 inches?
100
The operation we use to create scaled copies
What is multiplication?
100
When scaling a shape, what happens to the angles?
They stay the same
200
A point, segment, angle, or distance in an original figure that matches up with a point, segment, angle, or distance in a copy
What is a corresponding part?
200
The line segment in the original that corresponds with segment EF in Copy 1
What is segment OP?
200
The scale factor between the two scaled copies below
What is 2?
200
The length of the left side on the bottom polygon (they are scaled copies)
What is 3?
200
When a scaled copy gets bigger, is the scale factor less than 1, equal to 1, or greater than 1?
Greater than 1
300
The number we multiply all the lengths in the original figure by to create a scaled copy
What is the scale factor?
300
The point that corresponds to point R
What is point C?
300
The scale factor between the following two polygons
What is 3?
300
Draw a scaled copy of a square whose side lengths are 3, when the scale factor is 1.
The square should stay the same.
300
Sarah enlarged a rectangular photograph by a scale factor of 5. The area of the enlarged photo is how many times as large as the area of the original?
25
400
This happens to the scaled copy when the scale factor is less than 1.
It gets smaller!
400
The distance that corresponds to the distance between points B and D
What is the distance between points Q and S?
400
The scale factor between the two polygons (they are scaled copies)
What is 1/4?
400
Are the two polygons scaled copies?
NO
400
Multiplying by 1/6 is the same as dividing by...
6
500
This happens to the scaled copy when the scale factor is exactly 1.
It stays the same!
500
The corresponding angle to angle ADC
What is angle PSR?
500
The scale factor if the original triangle has side lengths 3, 3, and 3 and the scaled copy has side lengths 1, 1, and 1.
What is 1/3?
500
Which of the following are scaled copies of the original figure?
C & D
500
The sides of a square are 2 inches. The square is scaled by a factor of 5. What is the area of the scaled copy?
the area of the scaled copy is 100 inches squared