Scale Factor
Polygon PQRS is a scaled copy of ABCD. Segment AB is 4, the corresponding segment PQ is 8 what is the scale factor?
Scale Factor = 2
Lin has a drawing with an area of 20 in squared. If she increases all the sides by a scale factor of 3, what will the new area be?
180 in squared
The scale on the map is 2 cm to 10 km. On the map, the distance from Cleveland to Cincinnati is 40 cm.
What is the actual distance from Cleveland to Cincinnati?
200 km
A copy of a figure where every length in the original figure is multiplied by the same number
What is Scaled Copy
1/4 x 4/1
1
Polygon PQRS is a scaled copy of ABCD. The segment BC is 5, the corresponding segment PQ is 7.5 what is the scale factor?
Scale Factor = 1.5
Lin has a drawing with an area of 10 in squared. If she increases all the sides by a scale factor of 4, what will the new area be?
160 in squared
The scale on the map is 3 cm to 12 km. On the map, the distance from Milwaukee to Green Bay is 30 cm.
What is the actual distance from Milwaukee to Green Bay?
120 km
A number which when multiplied increases or decreases the size of a figure.
What is scale factor?
1.5 x 3
4.5
Polygon PQRS is a scaled copy of ABCD. The segment CD is 6, the corresponding segment PQ is 7.5 what is the scale factor?
Scale Factor = 1.25
Lin also enlarged a different photograph by a scale factor of 6. The area of the enlarged-photo is how many times as large as the area of the original?
36 times bigger
The scale on the map is 5 cm to 10 km. On the map, the distance from Orlando to Tampa Bay is 30 cm.
What is the actual distance from Orlando to Tampa Bay?
60 km
A set of points, segments or angles that match in 2 or more figures.
What is corresponding?
74 x 4
296
Polygon PQRS is a scaled copy of ABCD. The segment BC is 10, the corresponding segment PQ is 5 what is the scale factor?
Scale Factor = 1/2
Lin also shrunk a different photograph by a scale factor of 1/2. The area of the shrunk-photo is how many times smaller is than the area of the original?
1/4 the size
The scale on the map is 3 cm to 4.5 km. On the map, the distance from Orlando to Tampa Bay is 30 cm.
What is the actual distance from Orlando to Tampa Bay?
45 km
Any two points not connected by segments.
What is distance?
9 x 60
540
Polygon PQRS is a scaled copy of ABCD. The segment AB is 9, the corresponding segment PQ is 3 what is the scale factor?
Scale Factor = 1/3
Lin has a drawing with an area of 90 in squared. If she decreases all the sides by a scale factor of 1/3, what will the new area be?
10 in squared
The scale on the map is 5 cm to 6.25 km. On the map, the distance from Orlando to Tampa Bay is 30 cm.
What is the actual distance from Orlando to Tampa Bay?
37.5 km
Tells us how lengths in the drawing relate to lengths in the actual object.
What is the scale?
125 x 50
6,250