Vocabulary
This is a type of number used to make a smaller scaled copy.
What is a fraction or decimal?
If a length of 2 cm was multiplied by a scale factor of 2.25, then this is the new length.
What is 4.5cm?
Scale Factor =3m
side a = 4
side b = 3
side c = 5
What is the length of side c on the scaled copy?
what is 15
scale factor= 9
side a = 4
side b = 3
find the area of the new rectangle
what is 972
On a scale drawing of a garden 2cm = 5m. If the length of the drawing is 10 cm, how long would the length of the garden be?
50m
The ratio of the length in a drawing or model to the length on a scaled copy or an actual (real life) object
What is the scale factor?
Two legs of a Right Triangle A are 3 & 4
Two legs of Right Triangle B are 9 & 12
What is the Scale Factor from Triangle A to Triangle B
What is 3
scale factor = 4
what is the new length of side c
side a = 2.5
side b = 3
side c = 3.5
Double or nothing!
what is 14
Scale factor = 2
A = 3
B = 2
Find the area of the new rectangle
What is 24
An American football field is 360feet long. If you were drawing a scale drawing that had a scale of 1 cm = 36 feet, how long would your scale drawing have to be?
10 cm
This is a larger or smaller representation of an object, usually accompanied by a comparison of sizes.
What is a scaled copy?
If a length of 21 cm was multiplied by a scale factor of 3, then this is the new length.
What is 63 cm
scale factor = 3.5
side a = 4
side b = 8.5
side c = 2
find the new length of side b
what is 29.75
Scale factor = 2.5
A = 3
b = 4
Find the area of the new rectangle.
What is 75
The length of a professional soccer field is 345 feet. If the scale of a drawing was 1cm = 30 feet how long would the scale drawing of the soccer field be?
11.5 cm
The quantity that expresses the extent of a two-dimensional region, shape, or planar lamina, in the plane.
It can also be called the measure of the space inside a 2D shape.
What is area?
If a length of 1/2 cm was multiplied by a scale factor of 135, then this is the new length.
what is 67.5
scale factor = 1/5
side a = 2
side b = 4
side c = 5
what is the new length of side c
what is 1
Scale Factor = 15.5
Side A = 2
Side B = 3
Find the area of the new rectangle
what is 1,441.5
Ms. Harris made a scale drawing of a tall building. The scale was 1cm = 28 feet. If her drawing was 18 cm tall, how tall would the actual building be?
504 ft
What kind of numbers can we use to make a scaled copy bigger than the original.
What are numbers greater than 1?
If a length of 1/2 cm was multiplied by a scale factor of 1/4, then this is the new length.
what is 1/8
scale factor = 1/2
side a = 4
side b = 8
side c = 15
What is the new length of side c
what is 7.5
scale factor = 1/4
side a = 8
side b = 16
find the area of the new rectangle
What is 8
A student was creating a scale drawing of a park. The scale on the drawing was 1 in = 10m. The longest side of the park in the drawing was 12.3 in long. How long would the actual park be?
123 m