Dilations quiz

What is the scale factor?

• 1/2

• 2

• 4

• None of the above

Tags

CCSS.8.G.A.4

CCSS.HSG.SRT.A.2

Determine the scale factor.

• 3

• 6

• 1/3

• None of the above

Tags

CCSS.HSG.CO.A.2

If the pentagon was dilated by a scale factor of 2, what would be the length of T'A'?

• 4

• 8

• 5

• 10

Tags

CCSS.8.G.A.3

If the triangle were dilated by a scale factor of -1/2, what would be the coordinates of C'?

• (1, -2)

• (4, -8)

• (-1, 2)

• None of the above

Tags

CCSS.8.G.A.3

Which of the following is true about dilations?

• It preserves size

• It preserves shape

• It preserves side lengths

• It multiples the angle measures by the scale factor

• all of the above

Tags

CCSS.8.G.A.3

If DE is a midsegment, which of the following is true?

• ▲ADE is dilated from ▲ACB by a factor of 2

• ▲ADE is dilated from ▲ACB by a factor of 1/2

• The measure of angle ADE is half that of angle C

• There is not enough information to make any conclusion

Tags

CCSS.HSG.SRT.B.4

If ▲ABC ~ ▲DEF and if angle A = 40°, then angle D =

• 20

• 80

• 140

• None of the above

Tags

CCSS.HSG.SRT.A.2

If the perimter of a quadrilateral is 20cm, and if its dilated by a scale factor of 2, the new perimeter is:

• 40cm

• 80cm

• 10cm

• 5cm

• None of the above

Tags

CCSS.8.G.A.3

What are the coordinates of the center of dilation?

• (4, 3)

• (0, 0)

• (0, -3)

• (4, -3)

• The center will be off the picture

Tags

CCSS.8.G.A.3

What is the scale factor for the following graph?

• 4

• 3/2

• 2/3

• Can't tell since there is no indicated image

Tags

CCSS.7.G.A.1