AnswersGeometry Concepts and ConnectionsSimilarity

Practice Test Answers

12 verified answers2 views
1
Free Preview

Which must be true?

A
line segment AZ is congruent to line segment BZ
B
angle TZA is congruent to angle TZB
C
angle BTZ is congruent to angle BUZ
D
line segment TA is congruent to line segment TB
2
Free Preview

triangle XYZ was dilated, then _____________, to create triangle QAG

A
translated
B
dilated
C
reflected
D
rotated
3

Which triangle is similar to triangle JKL ?

A
triangle MKL
B
triangle JKM
C
triangle LJK
D
triangle KML
4

Which statements are true? Choose two correct answers.

A
angle PQR corresponds to angle QPQ prime .
B
angle cap r corresponds to angle cap p prime cap q cap q prime .
C
triangle PQR is congruent to triangle cap p prime cap q prime cap q
D
Segment QQ prime is parallel to segment PP prime .
E
Side RQ corresponds to side QQ prime .
5

What is the value of x ?

A
15 units
B
12 units
C
20 units
D
24 units
6

Which transformations could have taken place to map triangle ABC to triangle cap A double prime cap b double prime cap c double prime ?

A
a translation and a dilation
B
a reflection and a translation
C
a rotation and a dilation
D
a reflection and a dilation
7

Which graph shows a dilation?

A
Image with description Coordinate plane with x- and y-axes labeled and an unlabeled square grid. A larger right triangle has a vertical left side 3 grid squares tall and a horizontal bottom side 6 grid squares long, with a slanted side connecting their endpoints. A smaller right triangle has a vertical left side 1 grid square tall and a horizontal bottom side 3 grid squares long, with a slanted side connecting their endpoints.
B
Image with description Coordinate plane with x- and y-axes labeled and an unlabeled square grid. A larger right triangle has a vertical left side 4 grid squares tall and a horizontal bottom side 5 grid squares long, with a slanted side connecting their endpoints. A smaller right triangle has a vertical left side 1 grid square tall and a horizontal bottom side 2 grid squares long, with a slanted side connecting their endpoints.
C
Image with description Coordinate plane with x- and y-axes labeled and an unlabeled square grid. A larger right triangle has a vertical left side 4 grid squares tall and a horizontal bottom side 5 grid squares long, with a slanted side connecting their endpoints. A smaller right triangle has a vertical left side 2 grid squares tall and a horizontal bottom side 3 grid squares long, with a slanted side connecting their endpoints.
D
Image with description Coordinate plane with x- and y-axes labeled and an unlabeled square grid. A larger right triangle has a vertical left side 3 grid squares tall and a horizontal bottom side 6 grid squares long, with a slanted side connecting their endpoints. A smaller right triangle has a vertical left side 2 grid squares tall and a horizontal bottom side 4 grid squares long, with a slanted side connecting their endpoints.
8

What is the scale factor of the dilation of triangle DEF ?

A
3 sevenths
B
7
C
7 thirds
D
3 tenths
9

Jose also has to state that

A
angle cap A is congruent to angle cap A cap b cap c .
B
angle cap A is congruent to angle cap d .
C
angle cap A is congruent to angle cap A cap c cap b .
D
angle cap A is congruent to angle cap A .
10

To prove that triangle cap v cap w cap z approximates triangle cap y cap x cap z by the SAS similarity theorem, which other sides or angles should be used?

A
angle cap v cap w cap z is congruent to angle cap y cap x cap z
B
line segment cap w cap v and line segment cap z cap y
C
line segment cap w cap v and line segment cap x cap y
D
angle cap v cap z cap w is congruent to angle cap y cap z cap x
11

If RD is equal to 15 , what is RD prime ?

A
9 units
B
5 units
C
3 units
D
6 units
12

Which must be true?

A
Point cap A is the center of the circle that passes through points cap e , cap f , and cap g but is not the center of the circle that passes through points cap x , cap y , and cap z .
B
Point cap A is the center of the circle that passes through points cap x , cap y , and cap z but is not the center of the circle that passes through points cap e , cap f , and cap g .
C
Point cap A is not necessarily the center of the circle that passes through points cap e , cap f , and cap g or the center of the circle that passes through points cap x , cap y , and cap z .
D
Point cap A is the center of the circle that passes through points cap e , cap f , and cap g and the center of the circle that passes through points cap x , cap y , and cap z .

Did you find these answers helpful?

More from this Course

practice test
16 verified answers

Practice Test

practice test
16 verified answers

Practice Test

practice test
12 verified answers

Practice Test