1. A rectangle has a perimeter of 12 cm. If all of

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Multiply by a scale factor of 2:
Length=
Length=
Width=
Width=
Height=
Height=
P=
P=
B=
B=
Volume=
Volume=
Review 1. A rectangle has a perimeter of
12 cm. If all of the dimensions are
multiplied by a scale factor of 2, what is
the new perimeter?
Hint:
a.
Draw a rectangle with a perimeter of 12 cm.
b. Draw a new rectangle multiplying each side by 2.
c.
What is the new perimeter?
Review 2. A rectangle has a perimeter of
12 cm. If all of the dimensions are
multiplied by a scale factor of 3, what is
the new perimeter?
Hint:
a.
Draw a rectangle with a perimeter of 12 cm.
b. Draw a new rectangle multiplying each side by 3.
c.
What is the new perimeter?
Review 3. What happens to the perimeter
when you multiply the dimensions of a
figure by a scale factor?
Review 4. A rectangle has an area of 40
cm2. If all of the dimensions are multiplied
by a scale factor of 2, what is the new
area?
Hint:
a.
Draw a rectangle with an area of 40 cm2.
b. Draw a new rectangle multiplying each side by 2.
c.
What is the new area?
Review 5. A rectangle has an area of 40
cm2. If all of the dimensions are multiplied
by a scale factor of 3, what is the new
area?
Hint:
a.
Draw a rectangle with an area of 40 cm2.
b. Draw a new rectangle multiplying each side by 3.
c.
What is the new area?
Review 6. What happens to the area when
you multiply the dimensions of a figure by
a scale factor?
Review 7. A rectangular prism has a
volume of 12 cm3. If all of the dimensions
are multiplied by a scale factor of 2, what is
the new volume?
Hint:
a.
Draw a rectangular prism with a volume of 12 cm3.
b. Draw a new rectangular prism multiplying each dimension by 2.
c.
What is the new volume?
Review 8. A rectangular prism has a
volume of 12 cm3. If all of the dimensions
are multiplied by a scale factor of 3, what is
the new volume?
Hint:
a.
Draw a rectangular prism with a volume of 12 cm3.
b. Draw a new rectangular prism multiplying each dimension by 3.
c.
What is the new volume?
Review 9. What happens to the volume
when you multiply the dimensions of a
figure by a scale factor?
Challenge 1
The base of a rectangular prism is drawn below. The total
volume of the solid figure is 400 cm3. What is the height of
the prism?
5 cm
8 cm
Challenge 2
The two boxes are similar. How many times does the volume
increase from box 1 to box 2?
Box 1
Box 2
Challenge 3
Tiny Tim wants to double the length and width of his lawn.
How many times larger will the area of his new lawn be?
Challenge 4
The edges of a large rectangular prism are 3 times longer than
the edges of a small rectangular prism. How many times
greater is the volume of the large rectangular prism?
Challenge 5
What is the effect on the area of a circle when the radius is
doubled?
Challenge 6
The dimensions of a large rectangular prism are twice the
dimensions of a small rectangular prism. If the volume of the
small rectangular prism is 16 cubic meters, what is the volume
of the large rectangular prism?

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