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Unit 3 Vocabulary

Total questions: 64

Worksheet time: 1hrs 25mins

Name
Class
Date
1.
The figure is an example of a(n) ...
a)
angle bisector
b)
perpendicular bisector
c)
median
d)
midsegment
2.
The figure is an example of a(n) ...
a)
altitude 
b)
perpendicular bisector
c)
midsegment
d)
angle bisector
3.
The figure is an example of a(n) ...
a)
median
b)
altitude
c)
midsegment
d)
sangle bisector
4.
Which of the following segments represents a median?
a)
Segment BX
b)
Segment AZ
c)
Segment AC
d)
Segment BZ
5.
Which of the following segments represents an altitude?
a)
Segment BX
b)
Segment AZ
c)
Segment AC
d)
Segment BZ
6.
The figure is an example of a(n) ...
a)
angle bisector
b)
midsegment
c)
altitude
d)
median
7.
The figure is an example of a(n) ...
a)
midsegment
b)
perpendicular bisector
c)
altitude
d)
midsegment
8.

If CD is a perpendicular bisector of AB which segments must be the same length?

a)

AB and DC

b)

AD and BD

c)

AD and CD

d)

BD and CD

9.
Identify AD as a median, altitude, neither, or both according to what can be proved.
a)
Median
b)
Altitude
c)
Neither
d)
Both
10.
Identify AD as a median, altitude, neither, or both according to what can be proved.
a)
Median
b)
Altitude
c)
Neither
d)
Both
11.
What goes from the vertex, bisects the angle at that vertex, and connects to the opposite side?
a)
Angle Bisector
b)
Perpendicular Bisector
c)
Median
d)
Midsegment
12.
What goes from the middle of a side and is perpendicular to that same side?
a)
Perpendicular Bisector
b)
Midsegment
c)
Angle Bisector
d)
Altitude
13.
What goes from the vertex to the middle of the opposite side?
a)
Median
b)
Angle Bisector
c)
Midsegment
d)
Altitude
14.
What goes from the vertex and forms a right trangle with the opposite side? ("height" of a triangle)
a)
Altitude
b)
Angle Bisector
c)
Perpendicular Bisector
d)
Median
15.
18.  What information are you missing from FG to KNOW that it is a perpendicular bisector?
a)
congruent angle markings
b)
congruent side markings
c)
The right angle
d)
nothing
16.
17.  What type of line is shown by CD
a)
Altitude
b)
perpendicular bisector
c)
median
d)
angle bisector
17.
How many DEGREES are in a triangle?
a)
180
b)
6
c)
3
d)
10
18.
Which of the following terms best describes Angle d?
a)
Remote interior angle
b)
Corresponding angle
c)
Exterior angle
d)
Interior angle
19.

Which of the following angles are remote interior angles to

 ∠d\angle d  ?

a)

 ∠a and ∠b\angle a\ and\ \angle b  

b)

 ∠a and ∠c\angle a\ and\ \angle c  

c)

 ∠b and ∠d\angle b\ and\ \angle d  

d)

 ∠a, ∠b, and ∠c\angle a,\ \angle b,\ and\ \angle c  

20.
The Triangle Sum Theorem states that the sum of all angles in a triangle is ______. 
a)
45°
b)
90°
c)
180°
d)
360°
21.

Will these three sides form a triangle?

a)

yes

b)

no

22.

Will these line segments form a triangle?

a)

yes

b)

no

23.

The sum of the lengths of any two sides of a triangle is _____ than the third side

a)

less

b)

greater

c)

equal

24.

For isosceles triangles, when we are given that two sides are congruent we can prove that ______________________.

a)

two angles are congruent

b)

the third side is congruent

c)

three angles are congruent

d)

no other relationships exist

25.

What are the different parts of an isosceles triangle?

a)

1 leg, 2 vertex angles, 1 base, and 2 base angle

b)

1 leg, 2 vertex angles, 2 bases, and 1 base angle

c)

2 legs, 1 vertex angle, 1 base, and 2 base angles

d)

2 legs, 1 vertex angle, 2 bases, and 1 base angle

26.
If two sides of a triangle are congruent, then the _________________ opposite those sides are congruent.
a)
sides
b)
vertices
c)
angles
d)
measures
27.
Which would be the best classification for the triangle shown?
a)
right isosceles
b)
obtuse scalene
c)
obtuse isosceles
d)
right scalene
28.

Identify the triangle by its sides and angles.

a)

Obtuse Equilateral

b)

Obtuse Isosceles

c)

Isosceles

d)

Acute Scalene

29.

Identify the triangle by its sides and angles

a)

Right Isosceles

b)

Right Scalene

c)

Right Equilateral

30.

Identify the triangle by its sides and angles

a)

Equilateral

b)

Obtuse Equilateral

c)

Acute Equilateral

d)

Acute Isosceles

31.

Identify the triangle by its sides and angles

a)

Equilateral

b)

Obtuse Equilateral

c)

Acute Equilateral

d)

Acute Isosceles

32.

Identify the triangle by its sides and angles

a)

Right Isosceles

b)

Right Scalene

c)

Obtuse Isosceles

d)

Obtuse Scalene

33.

Identify the triangle by its sides and angles

a)

Obtuse Isosceles

b)

Obtuse Equilateral

c)

Obtuse Scalene

34.

Identify the triangle by its sides and angles

a)

Acute Equilateral

b)

Right Equilateral

c)

Acute Isosceles

d)

Obtuse Isosceles

35.

Identify the triangle by its sides and angles

a)

Obtuse

b)

Acute Isosceles

c)

Obtuse Scalene

d)

Obtuse Isosceles

36.

What is the name of this kind of triangle?

a)

Isosceles

b)

Scalene

c)

Equilateral

37.

Identify the triangle by its sides

a)

Scalene

b)

Isosceles

c)

Equilateral

38.

Identify this triangle by its sides

a)

Right

b)

Scalene

c)

Isosceles

d)

Equilateral

39.
A triangle has angle measurements of 54°, 52°, and 74°. What kind of triangle is it?

a)
acute triangle
b)
right triangle
c)
obtuse triangle
d)
none of the above
40.
A triangle has angle measurements of 26°, 59°, and 95°. What kind of triangle is it?
a)
acute triangle
b)
right triangle
c)
obtuse triangle
d)
none of the above
41.
A triangle has angle measurements of 74°, 90°, and 16°. What kind of triangle is it?

a)
acute triangle
b)
right triangle
c)
obtuse triangle
d)
none of the above
42.
Look at the sides and angles of this triangle. Which type of triangle is pictured?
a)
Equilateral Triangle
b)
Right Isosceles Triangle
c)
Obtuse Scalene Triangle
d)
Obtuse Equilateral Triangle
43.
Look at the sides and angles of this triangle. Which type of triangle is pictured?
a)
Equilateral Triangle
b)
Scalene Triangle
c)
Isosceles Triangle
d)
Right Triangle
44.
The sum of the angle measures of a triangle is 180° 
m∠A + m∠B + m∠C = 180°
a)
Triangle Sum Theorem
b)
Exterior Angle Theorem
c)
Third Angle Theorem
d)
Centroid Theorem
45.
The measure of each angle of an equiangular triangle is 
a)
complementary
b)
supplementary
c)
60°
d)
45°
46.
What is the correct congruence statement?  ΔDEC ≅________
a)
ΔAEB
b)
ΔEAB
c)
ΔBEA
d)
Not Congruent
47.
Figures that have the same _____ and size are congruent triangles. 
a)
corresponding
b)
corners
c)
angles
d)
shape
48.
Which would be the best classification for the triangle shown?
a)
acute isosceles
b)
obtuse scalene
c)
obtuse isosceles
d)
acute scalene
49.
Which would be the best classification for the triangle shown?
a)
right isosceles
b)
obtuse scalene
c)
obtuse isosceles
d)
right scalene
50.
Which would be the best classification for the triangle shown?
a)
right isosceles
b)
obtuse scalene
c)
obtuse isosceles
d)
acute scalene
51.

How many degrees are in supplementary angles?

a)

90 degrees

b)

180 degrees

c)

270 degrees

d)

360 degrees

52.

How many degrees are in complementary angles?

a)

360 degrees

b)

90 degrees

c)

270 degrees

d)

180 degrees

53.
Name the corresponding angle or side.
a)
A
b)
B
c)
C
d)
D
54.
State if the two triangles are congruent.  If they are, state how you know.
a)
A
b)
B
c)
C
d)
D
55.
State if the two triangles are congruent.  If they are, state how you know.
a)
A
b)
B
c)
C
d)
D
56.
State if the two triangles are congruent.  If they are, state how you know.
a)
A
b)
B
c)
C
d)
D
57.
State if the two triangles are congruent.  If they are, state how you know.
a)
A
b)
B
c)
C
d)
D
58.
What does SAS stand for?
a)
Side-Angle-Side
b)
Super-Awesome-Side
c)
Side-Angle-Supersized
d)
Sensationally Awesome Superman
59.
Which is NOT a test to prove triangles congruent?
a)
SAA
b)
SSS
c)
SSA
d)
SAS
60.
What is the reason?
a)
Definition of Angle
b)
Definition of Congruence
c)
Definition of bisects
d)
Definition of midpoint
61.
Fill in the blank.
a)
Given
b)
Reflexive Property
c)
Transitive Property
d)
They're the same side!!!!!! 
62.
Name the property of equality or congruence that justifies going from the first statement to the second statement.
a)
Reflexive Property of Congruence
b)
Symmetric Property of Congruence
c)
Distributive Property
d)
Transitive Property of Congruence
63.
a)

Definition of Midpoint

b)

Segment Addition Property

c)

Symmetric Property

d)

Definition of Congruence

e)

Distributive Property

64.
What does CPCTC stand for?
a)
Congruent parts of congruent triangles are congruent
b)
Corresponding parts of congruent triangles are congruent
c)
Corresponding parts of corresponding triangles are corresponding
d)
Corresponding parts of congruent triangles are Canadian.

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