End Of Course Geometry Practice Test With Answers - North Thurston Public Schools Page 13
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30Day 12
Determine cos I in ΔGHI.
34.
G
75
21
I
H
72
21
0 A.
72
21
0 B.
75
75
0 C.
72
72
0 D.
75
(Related Tutorial Video:
Video
1)
Write the contrapositive of the conditional statement. Determine if the contrapositive is true or false. If it
35.
is false, find a counterexample.
Original Statement: If P, then Q
“Two angles measuring 180 degrees are supplementary”
Contrapositive: If not Q, then not P
0 A. Two angles not measuring 180 degrees are supplementary. True
0 B. More than two angles measuring 180 degrees are non-supplementary. True
0 C. Non-supplementary angles are not two angles measuring 180 degrees. True
0 D. Non-supplementary angles are two angles measuring 180 degrees. False; supplementary angles
must measure 180 degree.
(Related Tutorial Videos:
See question
18)
Complete this chart.
36.
Figure
# of edges
# of faces
# of vertices
e
f
v
f + v
Triangular Pyramid
6
4
4
8
Triangular Prism
9
5
6
9
Square Pyramid
8
5
5
10
Cube
12
6
8
14
Hexagonal Pyramid
12
7
7
14
Hexagonal Prism
18
8
12
20
(Related Tutorial Videos:
Video
1,
Pyramid
Definition,
Prism
Definition)
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