N/A — Exam Answers

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41
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Which statement is true about this transformation?

A
It can be a rigid or a nonrigid transformation because a pair of corresponding angles measures 90 degrees .
B
It is a rigid transformation because the pre-image and image have the same corresponding angle measures.
C
It can be a rigid or a nonrigid transformation depending on whether the corresponding side lengths are equal.
D
It is not a rigid transformation because the corresponding side lengths are not equal.
42
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If a new line, p , is drawn parallel to line l , which statement is true?

A
Line p must be drawn in plane
B
Line p must be perpendicular to line
C
Line p must be drawn in the same plane as line
D
Line p must be drawn so that it can lie in the same plane as line
44

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
No, triangle cap k cap l cap p and triangle cap q cap n cap m are not congruent.
B
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 .
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 reflected across the line containing line segment cap k cap p and then translated so that cap p is mapped to cap m .
46

What is the product? 3 x to the 5th power open paren 2 x squared plus 4 x plus 1 close paren

A
6 x to the 10th power plus 12 x to the 5th power plus 3 x to the 5th power
B
3 x to the 5th power plus 2 x squared plus 4 x plus 1
C
2 x to the 7th power plus 4 x to the 6th power plus x to the 5th power
D
6 x to the 7th power plus 12 x to the 6th power plus 3 x to the 5th power
48

Which rule describes the composition of transformations that maps triangle ABC to triangle cap A double prime cap b double prime cap c double prime ?

A
r sub x - axis circ cap r sub o comma 180 degrees open paren x comma y close paren
B
cap r sub o comma 90 degrees circ r sub x - axis open paren x comma y close paren
C
r sub x - axis circ cap r sub o comma 90 degrees open paren x comma y close paren
D
cap r sub o comma 180 degrees circ r sub x - axis open paren x comma y close paren
49

If m angle 1 is equal to 61.8 degrees , then what is m angle 6 ?

A
81.8 degrees
B
118.2 degrees
C
61.8 degrees
D
128.2 degrees
50

Which equation correctly uses the value of x to represent the cosine of angle cap A ?

A
cosine of open paren 53 degrees close paren is equal to 4 over x
B
cosine of open paren 53 degrees close paren is equal to 5 over y
C
cosine of open paren 53 degrees close paren is equal to y over 5
D
cosine of open paren 53 degrees close paren is equal to x over 4

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