MA.912.GR.4.3

A figure is dilated by a scale factor of 4. Which of the following statements about the figure must be true?

• The perimeter is multiplied by 4.

• The area is multiplied by 4.

• The perimeter and area are both divided by 4.

• The perimeter is multiplied by 16.

• The area is multiplied by 16.

A rectangle is dilated by a scale factor of 3. What will be the resulting effect on the area?

• It will be 3 times larger

• It will be 9 times larger

• There will be no effect on the area

• It will be 1/3 times smaller

Scale Factor = 5
What is the perimeter and area of the image after dilating by a scale factor of 5?

• P= 50 
  A=100
• P=60
  A= 225
• P= 12
  A=9
• P=6
  A=6

A rectangle is dilated by a scale factor of 3. If the original area of the rectangle is 12 square units, what is the area of the dilated rectangle? ___ units squared

A triangle has an area of 15 square units. If the triangle is dilated by a scale factor of 2, what will be the area of the new triangle?

• 30 square units

• 45 square units

• 60 square units

• 90 square units

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FL.MA.912.GR.4.3

• 8 cubic units

• 16 cubic units

• 32 cubic units

• 64 cubic units

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FL.MA.912.GR.4.3

• 100π square units

• 200π square units

• 300π square units

• 400π square units

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FL.MA.912.GR.4.3

A rectangular prism has dimensions 2 units by 3 units by 4 units. If the prism is dilated by a scale factor of 3, what is the volume of the dilated prism?

• 72 cubic units

• 216 cubic units

• 432 cubic units

• 648 cubic units

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FL.MA.912.GR.4.3

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FL.MA.912.GR.4.3

The perimeter of a square is 48 centimeters. If the square is dilated by a scale factor of 0.75, what is the length of each side of the new square?

Mathematical Equivalence

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