Dilation Quiz Errbody Mad

What is the perimeter of this square?

• 2 ft²

• 8 ft

• 6 ft²

• 4 ft²

• A

• B

• C

• D

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

• It will be dilated by a scale factor of 3

• It will be dilated by a scale factor of 9

• It will be dilated by a scale factor of 1/9

• It will be dilated by a scale factor of 1/3

If the scale factor is between one and zero, the new figure will be:

• an enlargement

• a reduction

• a scale factor

• a stretch

If the scale factor is greater than one, the new figure will be

• a reduction
• an enlargement
• a scale
• not proportional

What is the area of the pizza shown in the image?

• 28 in²

• 22 in²

• 11 in²

• 21 in²

A triangle has a perimeter of 10 centimeters. If each dimension of the triangle is dilated by a scale factor of 2 to create a new triangle, what is the perimeter of the new triangle?

• 40 centimeters

• 80 centimeters

• 20 centimeters

• 30 centimeters

Tags

8.10.D

A triangle has an area of P square units. The triangle is dilated by a scale factor of 3.

Which expression could represent the area of the new shape?

• 9P units

• 3P units

Tags

8.10.D

If the AREA is 100 times bigger, what scale factor was used on the pre-image area?

• 10

• 100

• 50

• 200

If the scale factor is 4, how many times larger is the area?

• 2 times larger

• 4 times larger

• 16 times larger

• it stays the same size