Quiz about Dilations About the Origin

Question 1

What happens when an image is dilated using the following scale factor with the center at the origin, k =1?

Accepted Answer

It stays the same size

Answer

Reduction

Answer

Enlargement

Answer

No image (the shape will disappear)

Question 2

What happens when an image is dilated using the following scale factor with the center at the origin, $$0

Accepted Answer

<html><head></head><body>Reduction</body></html>

Answer

It stays the same size

Answer

Enlargement

Answer

No image (the shape will disappear)

Question 3

What happens when an image is dilated using the following scale factor with the center at the origin, $$k>1$$ ?

Accepted Answer

Enlargement

Answer

It stays the same size

Answer

<html><head></head><body>Reduction</body></html>

Answer

No image (the shape will disappear)

Question 4

What happens when an image is dilated using the following scale factor with the center at the origin, k=0?

Accepted Answer

No image (the shape will disappear)

Answer

It stays the same size

Answer

Reduction

Answer

Enargement

Question 5

Under a dilation of scale factor 2 centered at the origin, segment SM becomes segment TP. Determine the coordinates of segment TP.

Accepted Answer

T (-16, -4), P (-8, -12)

Answer

T (4, 1), P (2, 3)

Answer

T (-4, -1), P (-2, -3)

Answer

T (16, 4), P (8, 12)

Question 6

What is the scale factor of the dilation (with center at the origin) shown in the figure?

Accepted Answer

2

Answer

-2

Answer

$$\frac{1}{2}$$

Answer

$$-\frac{1}{2}$$

Question 7

Select all that applies to the description of dilation

Accepted Answer

Enlargement or Reduction

Accepted Answer

Proportional Corresponding Sides

Accepted Answer

Congruent Corresponding Angles

Answer

Rigid Motion

Answer

Congruent Shapes

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