Using Triangle Congruence Theorems

Question 1

What is the coordinate of B' under a scale factor of 3?

Revolt · Accepted Answer

(3, –3)

Question 2

What will be the new coordinate of the vertex at (3, 3) if the vertex at (0, 0) remains the same?

Revolt · Accepted Answer

(6, 6)

Question 3

What is the scale factor?

Revolt · Accepted Answer

1/2

Question 4

After applying the scale factor, what is the image? What will be the new coordinate of the vertex at (3, 3) if the vertex at (0, 0) remains the same?

Revolt · Accepted Answer

enlargement; Selection 1: enlargement; Selection 2: (6, 6)

Question 5

For the given image and scale factor, which ordered pair is one of the pre-image vertices if the center of the pre-image is also the origin?

Revolt · Accepted Answer

Answer image: https://r10.core.learn.edgenuity.com//media.edgenuity.com/EVresources/3108-08-09-20-06-task/mc001-1.jpg

Question 6

Which is the result of this dilation? What is the scale factor?

Revolt · Accepted Answer

Selection 1: reduction; Selection 2: 1/2

Question 7

Which represents the pre-image of A'?

Revolt · Accepted Answer

Answer image: https://r10.core.learn.edgenuity.com//media.edgenuity.com/EVresources/3108-08-09-20-09-task/mc001-1.jpg

Question 8

The segments shown are dilations of each other about the origin. Which statement could be true?

Revolt · Accepted Answer

The coordinate (1, 0) is from a dilation using the scale factor of .

Question 9

Which is a good estimated scale factor, according to your evaluation of the coordinate changes?

Revolt · Accepted Answer

1.5

Using Triangle Congruence Theorems Answers