Scale Copy and Area

How do you find the area of a rectangle?

• Length + Length + Length + Length

• Length + Width

• Length x Width

• Width x Width

If the scale factor is 5, how times larger will the area of the big square be compared to the smaller square?

• 5

• 20

• 25

The area of the larger square is __________ times larger than the area of the smaller square.

• 1/2

• 1

• 2

• 4

What is one way to determine how much the area would increase using a scale factor of 3?

• take the scale factor and square it to get 3x3=9

• add all of the sides together then multiply by 3

• multiply the area of the smaller rectangle by 3

Which of the following correctly compares the area of the 2 triangles?

• 12x2=24

• 6x2=12

• 6x4=24

When creating a scale drawing of a house, which scale would create the larger drawing?

• 1:2

• 1:3

• 1:4

• 1:5

The perimeter of the square increased by a scale of 5.

• True

• False

The perimeter of the larger square is 2 times larger than the smaller square.

• True

• False

Both the side lengths and perimeter are 3 times larger in the bigger rectangle.

• True

• False

Which of the following are scaled copies of the original portrait? Select ALL that apply.

• A

• B

• C

• D

• E