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N/A — Exam Answers

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1
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What is the pre-image of vertex cap A prime if the image shown on the graph was created by a reflection across the line y is equal to x ?

A
open paren 2 comma 10 close paren
B
open paren 10 comma negative 2 close paren
C
open paren negative 2 comma negative 10 close paren
D
open paren negative 10 comma 2 close paren
2
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What is the length of line segment LJ ?

A
18 units
B
9 units
C
15 units
D
12 units
3

Based on the diagram, can point cap d be the centroid of triangle ACF ? Explain.

A
Yes, point cap d is the point of intersection of segments drawn from all three vertices.
B
No, the ratio between AD and DE is ratio of 3 to 1 .
C
No, DE should be longer than AD .
D
Yes, DE is three-quarters of the length of the full segment.
4

If GF=3.2 ft, which is a possible measure of line segment TS ?

A
3 point 2 ft
B
3 point 0 ft
C
4 point 0 ft
D
1 point 6 ft
5

Quadrilateral ABCD is translated up and to the right, and then rotated about point cap q Which congruency statement is correct?

A
ABCD is congruent to WXYZ
B
ABCD is congruent to ZYXW
C
ABCD is congruent to ZWXY
D
ABCD is congruent to WZYX
6

If a translation of cap t sub negative 3 comma negative 8 times open paren x comma y close paren is applied to square ABCD , what is the y -coordinate of cap b prime ?

A
negative 8
B
negative 12
C
negative 6
D
negative 2
7

Tia lives at the corner of 4 th Street and 8 th Avenue. Lei lives at the corner of 12 th Street and 20 th Avenue. The fruit market is 3 fourths the distance from Tia’s home to Lei's home. x is equal to open paren the fraction with numerator m and denominator m plus n close paren times open paren x sub 2 minus x sub 1 close paren plus x sub 1 y is equal to open paren the fraction with numerator m and denominator m plus n close paren times open paren y sub 2 minus y sub 1 close paren plus y sub 1 Where is the fruit market?

A
10 th Street and 17 th Avenue
B
9 th Street and 15 th Avenue
C
8 th Street and 14 th Avenue
D
6 th Street and 11 th Avenue
8

Which statements about the diagram are true? Choose three correct answers.

A
y is equal to 47
B
x plus z is equal to 180
C
x is equal to 63
D
z is equal to 117
E
x plus y is equal to 180
9

Which point will lie closest to cap b ?

A
cap s
B
cap r
C
cap p
D
cap q
10

Is there a series of rigid transformations that could map triangle cap k cap l cap p to triangle cap q cap n cap m ? If so, which transformations?

A
Yes, triangle cap k cap l cap p can be reflected across the line containing line segment cap k cap p and then translated so that cap p is mapped to cap m .
B
No, triangle cap k cap l cap p and triangle cap q cap n cap m are not congruent.
C
No, triangle cap k cap l cap p and triangle cap q cap n cap m are congruent but triangle cap k cap l cap p cannot be mapped to triangle cap q cap n cap m using a series rigid transformations.
D
Yes, triangle cap k cap l cap p can be rotated about cap p and then translated so that caps l is mapped to cap n .
11

Which statement is true about angles 1 and 2 ?

A
They are supplementary.
B
They are complementary.
C
They are right angles.
D
They are congruent.
12

Which shows the pre-image of triangle cap x prime cap y prime cap z prime before the figure was rotated 90 degrees about the origin?

A
Image with description On a coordinate plane, the scale on the x and y axes range from negative 6 to 6 in increments of 1. A triangle XYZ is on the graph. Triangle XYZ has the vertices at X(2 comma negative 2), Y (6 comma 0), Z (1 comma 1).
B
Image with description On a coordinate plane, the scale on the x and y axes range from negative 6 to 6 in increments of 1. A triangle XYZ is on the graph with vertices at X (negative 2 comma negative 2), Y (6 comma 0), Z (negative 1 comma 1).
C
Image with description On a coordinate plane, the scale on the x and y axes range from negative 6 to 6 in increments of 1. A triangle XYZ is on the graph with vertices at X (negative 2 comma negative 2), Y (6 comma 0), Z (negative 1 comma 1).
D
Image with description On a coordinate plane, the scale on the x and y axes range from negative 6 to 6 in increments of 1. A triangle XYZ is on the graph. Triangle XYZ has the vertices at (2 comma negative 2), Y (6 comma 0), Z (1 comma 1).
13

Which statements regarding triangle EFG are true? Choose three correct answers.

A
EF plus FG is greater than EG
B
EG minus FG is less than EF
C
EF minus FG is greater than EG
D
EG plus EF is less than FG
E
EG plus FG is greater than EF
14

Which quadrilateral will always have 4-fold reflectional symmetry?

A
rectangle
B
square
C
rhombus
D
trapezoid
15

When f of x is equal to 4 , what is the value of x ?

A
4
B
3
C
2
D
0
16

Which composition of similarity transformations maps triangle LMN to triangle liters prime cap m prime cap n prime ?

A
a dilation with a scale factor less than 1 and then a translation
B
a dilation with a scale factor less than 1 and then a reflection
C
a dilation with a scale factor greater than 1 and then a translation
D
a dilation with a scale factor greater than 1 and then a reflection
17

If TU is equal to 6 units, what must be true?

A
TU plus US is equal to RS
B
RT plus TU is equal to RS
C
RS plus SU is equal to RU
D
SU plus UT is equal to RT
18

What is the length of line segment SA ?

A
1 point 8 9 ft
B
7 ft
C
2 point 4 3 ft
D
3 ft
19

Which figures are shown in the diagram? Choose three correct answers.

A
segment CD
B
ray DC
C
ray CD
D
point cap d
E
line CD
20

What is QS ?

A
5 units.
B
17 units.
C
33 units.
D
2 units.

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