Vocabulary
Corresponding Parts
Scale Factors
Scaled Copies
Random
Fun Facts
100
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A copy of a figure where every length in the original figure is multiplied by the same number
What is a scaled copy?
100
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The point in Copy 1 that corresponds to point K in the original
What is point A?
100
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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
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The operation we use to create scaled copies
multiplication
100
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When scaling a shape, what happens to the angles?
They stay the same
100
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What is 3 x 6?
What is 18?
200
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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
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The line segment in the original that corresponds with segment EF in Copy 1
What is segment OP?
200
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The scale factor between the two scaled copies below
What is 2?
200
Add 1000 points- take 1000 points away from 2 teams
The length of the left side on the bottom polygon (they are scaled copies)
What is 3?
200
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When a scaled copy gets bigger, is the scale factor less than 1, equal to 1, or greater than 1?
Greater than 1
200
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5 x 9 = ?
What is 45?
300
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The number we multiply all the lengths in the original figure by to create a scaled copy
What is the scale factor?
300
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The point that corresponds to point R
What is point C?
300
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The scale factor between the following two polygons
What is 3?
300
Add 3500 points-
This happens to a scaled copy of a square whose side lengths are 3, when the scale factor is 1.
The square should stay the same.
300
Add 2000 points- take away 1000 points from 1 team
What is the reciprocal of 8?
1/8
300
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What is 30 divided by 5?
What is 6?
400
TRADE POINTS
A shape that is made of straight lines and is closed
What is a polygon?
400
Add 2000 points- take away 1000 points from 2 teams
The distance that corresponds to the distance between points B and D (hint- think segment)
What is the distance between points Q and S?
400
TRADE POINTS
The scale factor between the two polygons (they are scaled copies) Remember- A Scale Factor is a number you multiply.
What is 1/4?
400
Add 5000 points- take 1500 points away from 3 teams
How to find the scale factor going from the copy back to the original
What is dividing by the scale factor?
400
TRADE POINTS
Dividing by 6 is the same as multiplying by...
1/6
400
Add 400 points
What is 8 x 9?
What is 72?
500
Add 4000 points- add 1500 points
This design plan or other drawing represents a larger real life figure or space. An architect or construction worker are just two examples of people who might use this.
What is a blueprint?/Who might use a blueprint?
500
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The corresponding angle to angle ADC
What is angle PSR?
500
Add 6000 points- add 3000 points
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. Remember- A Scale Factor is a number you multiply.
What is 1/3?
500
TRADE POINTS
Are the two polygons scaled copies?
NO
500
Add 6000 points- add 2500 points
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
500
Add 500 points
What unit in math are we in RIGHT NOW?
What is Unit 1?