AnswersIntegrated Math I Semester 2 - LHS 2016Unit Test

Unit Test — Unit test Answers

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Analyze the image below and answer the question that follows.Photo by Vidar HoelHow many lines of symmetry does the butterfly have?

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1
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2
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4
D
6
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Analyze the diagram below and answer the question that follows. Which statement is false? A. by SSS B. by SAS C. by SAS D. Please select the best answer from the choices provided

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A
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B
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D
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If and , which of the following statements must be true? A. B. C. D. Please select the best answer from the choices provided

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A
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B
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C
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D
4

Analyze the diagram below and answer the question that follows. bisects . Which statement is false? A. B. C. D. Please select the best answer from the choices provided

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C
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D
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Analyze the graph below and complete the instructions that follow. The endpoints of are located at G(–6, –4) and E(4, 8). Using slope-intercept form, write the equation of . A. B. C. D. Please select the best answer from the choices provided

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A figure with vertical line symmetry is placed on the coordinate plane. Given that the points (–8, –4) and (–3, –4) are on the edges of the figure, which of the following points lies on the line of symmetry?

A
(–5.5, –4)
B
(–2.5, 0)
C
(5.5, 4)
D
(11, 8)
7

Analyze the diagram below and answer the question that follows. Which information could not be used to show that by SAS?

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, ,
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, ,
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, ,
D
, ,
8

Quadrilateral is a rectangle. The coordinates of are , and the coordinates of are . Find the slopes of sides , , , and .

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, , ,
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, , ,
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, , ,
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, , ,
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Analyze the diagram below and complete the instructions that follow. Given the diagram above, the fact that LPOM is a rectangle, and the fact that , prove . Statements Reasons 1) 1) Given 2) 2) Definition of right triangle 3) 3) Opposite sides of a rectangle are congruent 4) 4) HL theorem

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A
1) LPOM is a rectangle, and are right angles, 2) and are right triangles 3) 4)
B
1) LPOM is a rectangle, and are right angles, 2) and are right triangles3) 4)
C
1) LPOM is a rectangle, and are right angles, 2) and are right triangles 3) 4)
D
There is not enough information to prove the triangles congruent.
10

Analyze the image below and answer the question that follows.Image by NightElfikDoes the shape have rotational symmetry? If so, what is the angle of rotation, rounded to the nearest degree?

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no, 0°
B
yes, 45°
C
yes, 72°
D
yes, 60°
11

Find the slope of the line containing the points and . A. B. C. D. Please select the best answer from the choices provided

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Analyze the diagram below and answer the question that follows. What theorem or postulate can be used to justify that ?

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SAS
B
ASA
C
AAS
D
SSS
13

Triangle has vertices of A(–6, 7), B(4, –1), and C(–2, –9). Find the length of the median from in triangle . A. B. C. D. Please select the best answer from the choices provided

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D
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Analyze the diagram below and answer the question that follows. Which two triangles are congruent by the HL theorem? The diagrams are not to scale.

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a and b
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b and c
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a and c
D
None of the triangles are congruent by the HL theorem.
15

Analyze the diagram below and complete the instructions that follow. Given that , find .

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A
40°
B
80°
C
100°
D
140°
16

Prove . Statements Reasons 1) 1) 2) 2) 3) 3) 4) 4)

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A
1) Given 2) Given 3) Vertical angles are congruent 4) ASA
B
1) Given 2) Given 3) Reflexive property of 4) SSA
C
1) Given 2) Given 3) Vertical angles are congruent 4) AAS
D
There is not enough information to prove the triangles congruent.
17

Analyze the diagram below and answer the question that follows. If JO = 32, is ? If so, find JN.

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A
Yes, by AAS; JN = 32.
B
Yes, by AAS; JN = 51.
C
Yes, by SAS; JN = 51.
D
No, the triangles are not congruent. Please select the best answer from the choices provided. Note that the diagram is not to scale.
18

Analyze the diagram below and answer the question that follows. For what values of x and y are the triangles congruent?

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,
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,
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,
D
,
19

Analyze the diagram below and answer the question that follows. If y = 9 and x = 12, what additional information is necessary to show that using the SAS postulate? A. B. C. D. Please select the best answer from the choices provided

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20

In , the measure of angle is , and . If , which of the following is not true? A. B. C. D. Please select the best answer from the choices provided

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D

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