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Y8 Geometry assessment

Total questions: 26

Worksheet time: 39mins

Name
Class
Date
1.
The dotted line represents a ?...
a)
median
b)
centroid
c)
midsegment
d)
midpoint
2.
Which of the following segments represents an altitude?
a)
BX
b)
AZ
c)
AC
d)
BZ
3.

Which line is an angle bisector?

a)
XY
b)
BY
c)
AZ
d)
XC
4.

 What type of line is shown by CD

a)
Altitude
b)
perpendicular bisector
c)
median
d)
angle bisector
5.
If Z is the centroid, what type of segments are drawn?
a)
angle bisectors
b)
perpendicular bisectors
c)
altitudes
d)
medians
6.
The altitudes of a triangle intersect at the _________________________.
a)
Centriod
b)
Circumcenter
c)
Incenter
d)
Orthocenter
7.

The union of three angle bisectors is the

a)

circumcenter

b)

incenter

c)

centroid

d)

orthocenter

8.
CF, BE, and AD are the medians of the triangle. If BF =10, find AF.
a)
20
b)
10
c)
5
d)
Not Enough Information
9.
If G is the centroid of triangle ABC and BE= 18. Find the length of BG.
a)
6
b)
12
c)
18
d)
Not Enough Information
10.
If G is the centroid of triangle ABC and GE= 7. Find the length of BE.
a)
7
b)
14
c)
21
d)
Not Enough Informaion
11.
If G is the centroid of triangle ABC and AG= 16. Find the length of GD.
a)
8
b)
16
c)
24
d)
Not Enough Information
12.

X is the centroid of the triangle. If ZX = 3, find AZ.

a)

3

b)

6

c)

9

d)

12

13.

X is the centroid of the triangle. If AZ = 24, find AX.

a)

4

b)

8

c)

12

d)

16

14.
Name the postulate, if possible, that makes the triangles congruent.
a)
SSS
b)
ASA
c)
AAS
d)
Not Possible
15.
Name the postulate, if possible, that makes the triangles congruent.
a)
SSS
b)
SAS
c)
AAS
d)
Not Possible
16.
Name the postulate, if possible, that makes the triangles congruent.
a)
SAS
b)
ASA
c)
AAS
d)
Not Possible
17.
Name the postulate, if possible, that makes the triangles congruent.
a)
SSS
b)
SAS
c)
AAS
d)
Not Possible
18.
Name the postulate, if possible, that makes the triangles congruent.
a)
SSS
b)
SAS
c)
ASA
d)
Not Possible
19.

Which of the following sets of side lengths could produce a triangle. SELECT ALL THAT APPLY.

a.) 4, 4, 4 b.) 5, 5, 10. c.) 3, 6, 9. d.) 5, 7, 11. e.) 13, 5, 6

a)

4, 4, 4

b)

5, 5, 10

c)

3, 6, 9

d)

5, 7, 11

e)

13, 5, 6

20.

Which set of side lengths will form a triangle?

a) 3, 6, 12. b) 7, 7, 14, c) 9, 9, 9 d) 13, 6, 7

a)

3, 6, 12

b)

7, 7, 14

c)

9, 9, 9

d)

13, 6, 7

21.

Does a triangle with these side lengths exist? yes or no?

15, 12, 9.

a)

Yes

b)

No

c)

I don't know.

d)

Cannot be determined

22.

Which set of numbers represents the side lengths of a triangle?

a) 5, 18, 13 b) 6, 17, 22 c) 16, 24, 7 d) 26, 8, 15

a)
{5,18,13}
b)
{6,17,22}
c)
{16,24,7}
d)
{26,8,15}
23.
Find the measure of each angle indicated.
a)
38
b)
47
c)
40
d)
70
24.
Find the measure of each angle indicated.
a)
48
b)
87
c)
35
d)
40
25.
Solve for x.
a)
6
b)
8
c)
15
d)
13
26.

Solve for x

a)

36

b)

86

c)

94

d)

110