AnswersECASD - Geometry A - CRArea of Composite Figures

Similar Figures Answers

0 verified answers2 views
1
Free Preview

Triangle TUV was dilated to create triangle T'U'V' using point A as the center of dilation.

Question illustration
A
Two-fifths
Option A
B
Two-thirds
Option B
C
Three-halves
Option C
D
Eight-fifths
Option D
2
Free Preview

Line segment AB is dilated to create line segment A'B' using point Q as the center of dilation.

Question illustration
A
1
B
1.25
C
2
D
2.5
3

Which statements justify that the dilation of triangle STU is an enlargement increasing its size by the magnitude of the scale factor? Select two options.

A
The triangle pre-image is closer to the point of dilation than the image.
B
The triangle image is closer to the point of dilation than the pre-image.
C
The value of the scale factor, , is between 0 and 1.
Option C
D
The value of the scale factor, 6, is greater than 1.
E
The vertices of the pre-image are collinear with the vertices of the image.
4

To verify that the transformation is a dilation, Jeremy should also check which of the following? Select three options.

A
QB = QE
Option A
B
QC = CF
C
DE = 2AB
D
AC = EF
Option D
E
if BC = 2.25, then EF = 2.25
5

Triangle JKL was dilated using the rule . The image, triangle J'K'L', is the result of the dilation.

Question illustration
A
5 units
B
7.5 units
C
10 units
D
12.5 units
6

Line segment XY is dilated to create line segment X'Y' using point T as the center of dilation.

Question illustration
A
3 units
B
6 units
C
12 units
D
15 units
7

Rectangle WXYZ was dilated to create W'X'Y'Z'.

Question illustration
A
0.5 units
B
1.2 units
C
1.5 units
D
1.8 units
8

Line segment QR is dilated to create line segment Q'R' using the dilation rule DT,1.5.

Question illustration
A
3 units
B
4 units
C
6 units
D
9 units
9

The scale factor of the dilation of segment HG is .

Question illustration
A
2.5 units
B
3 units
C
4.5 units
D
6 units
10

Point Q is the center of dilation. Rectangle H I J K is dilated to create rectangle H prime I prime J prime K prime. The length of H prime I prime is 32 inches. The length of I prime J prime is 24 inches.

Question illustration
A
3 × 8
B
6 × 8
C
12 × 16
D
18 × 24

Did you find these answers helpful?