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WorksheetsAngle Bisectors and Incenter A
Total questions: 20
Worksheet time: 48mins
Name
Class
Date
1.
Define: INCENTER OF A TRIANGLE
a)
the intersection point of the three angle bisectors of a triangle
b)
when three or more lines intersect at a single point
c)
the intersection point of the three perpendicular bisectors of a triangle
d)
the point of intersection of three or more lines
2.
Which of the images represents the Incenter of a Triangle
a)
First
b)
Second
c)
Third
3.
Which point is equidistant from the sides?
a)
Circumcenter
b)
Incenter
c)
Neither
d)
Bilateral
4.
The figure is an example of a(n) ...
a)
angle bisector
b)
perpendicular bisector
c)
median
d)
midsegment
5.
6. The point of concurrency of ANGLE BISECTORS is....
a)
equidistant from the vertices
b)
outside the triangle
c)
called the circum center
d)
equidistant from the sides of the angle
6.
9. A segment from the vertex of a triangle to the opp. side that splits the angle into 2 equal angles.
a)
incenter
b)
angle bisector
c)
perpendicular bisector
d)
circumcenter
7.
13. Which line is an angle bisector?
a)
XY
b)
BY
c)
AZ
d)
XC
8.
If S is the incenter, what type of segments are drawn?
a)
medians
b)
angle bisectors
c)
perpendicular bisectors
d)
altitudes
9.
The incenter of a triangle is equidistant from the __________ of a triangle.
a)
vertices
b)
sides
c)
angle bisector
d)
circumcenter
10.
[Angle Bisectors and Incenter]:
If PX is 5, what is PZ?
If PX is 5, what is PZ?
a)
20
b)
10
c)
5
d)
15
11.
[Angle Bisectors and Incenter]
If m<BAP is 30, what is the measure of m<PAC?
If m<BAP is 30, what is the measure of m<PAC?
a)
60
b)
90
c)
45
d)
30
12.
[Angle Bisectors and Incenter]
If m<BCA is 72, what is m<PCA?
If m<BCA is 72, what is m<PCA?
a)
72
b)
48
c)
60
d)
36
13.
[Angle Bisectors and Incenter]
If BX is 2, what is BZ?
If BX is 2, what is BZ?
a)
2
b)
3
c)
4
d)
5
14.
[Angle Bisectors and Incenter]
If AY is 8, what is AZ?
If AY is 8, what is AZ?
a)
4
b)
6
c)
8
d)
10
15.
What point of concurrency is shown here?
a)
incenter
b)
centroid
c)
circumcenter
d)
altitude
16.
Point of Concurrency
a)
In a triangle, a line, segment, or ray that passes through the midpoint of a side and is perpendicular to that side
b)
Three or more lines that intersect at a common point.
c)
The point of intersection of concurrent lines
d)
The point of concurrency of the perpendicular bisectors of a triangle.
e)
The point of concurrency of the angle bisectors of a triangle.
17.
What type of special segments are being used?
a)
Altitudes
b)
Perpendicular Bisectors
c)
Medians
d)
Angle Bisectors
18.
What is the point of concurrency?
a)
Orthocenter
b)
Circumcenter
c)
Incenter
d)
Centroid
19.
Based on the markings, segment CF represents the...
a)
altitude
b)
meidan
c)
perpendicular bisector
d)
angle bisector
20.
3 or more lines that intersect at the same point
a)
Concurrent Lines
b)
Congruent Lines
c)
Perpendicular Lines
d)
Parallel Lines
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