AnswersGeometry Concepts and ConnectionsN/A

Practice Exam Answers

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Which best describes the dimensions of a plane?

A
A plane has three dimensions because it is made up of exactly three noncollinear points.
B
A plane has zero dimensions because it represents a location on the coordinate plane.
C
A plane has two dimensions because it is a flat surface that has length and width but no depth.
D
A plane has one dimension because it is made up of an infinite number of points.
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In triangle QRS , QR is equal to 8 and RS is equal to 5 Which expresses all possible lengths of side QS ?

A
QS is equal to 13
B
5 is less than QS comma QS is less than 8
C
3 is less than QS comma QS is less than 13
D
QS is greater than 13
45

Which statement best describes the polynomial? 6 minus 8 y plus 14 y to the 7th power plus 16 y to the 8th power

A
It is in standard form because the exponents are in order from lowest to highest.
B
It is not in standard form because it can be further simplified.
C
It is not in standard form because the exponents are not in order from highest to lowest.
D
It is in standard form because the coefficients are in order from lowest to highest.
46

Jacob is cutting a tile in the shape of a parallelogram. Two opposite angles have measures of open paren 6 n minus 70 close paren degrees and open paren 2 n plus 10 close paren degrees What are the two different angle measures of the parallelogram-shaped tile?

A
50 degrees and 130 degrees
B
30 degrees and 150 degrees
C
70 degrees and 110 degrees
D
20 degrees and 160 degrees
47

What is the approximate sum of the lengths of the two sidewalks, shown as dotted lines?

A
32 point 5 m
B
38 point 2 m
C
21 point 2 m
D
27 point 5 m

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