Who Wants to Be a Millionaire

1
Who Wants to Be a Millionaire?
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Informal Geometry Chapters 9-16
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3
Phone A Friend

• OK ContestantPlease select a friend to help you
  with this one. You have thirty seconds to
  discuss your options

Return to the Question
4
Ask the Audience

• Audience, we need your help on this onein a
  moment, well ask you to indicate, by show of
  hands, your choice for the correct answer

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5
Fifty - Fifty
50/50

• Youve asked that two of the wrong answers be
  eliminated, leaving you with one wrong answer
  plus the correct one.

Return to the Question
6
Correct
Correct!
Proceed to Next Question
7
Incorrect
Sorry, Thats Incorrect
Return to the Question
8
If one half of a figure is a mirror image of the
other half, then the figure has ____ symmetry.
50/50
Line
Rotational
A
B
turn
no
C
D
9
What is the perimeter of a regular hexagon whose
sides are 4.5 cm long?
50/50
10.5 cm
45 cm
A
B
36 cm
27 cm
C
D
10
If the sum of two angles of a triangle is 97?,
what is the third angle?
50/50
3?
97?
A
B
83?
80?
C
D
11
A translation _______.
50/50
Reduces or enlarges a figure
Flips a figure over a line
A
B
Slides a figure from one point to another
Turns a figure about a fixed point
C
D
12
Give the converse of the following statementIf
April has 31 days, then 5 9 equals 14.
50/50
If April has 31 days, then 5 9 does not equal
14.
If 5 9 equals 14, then April has 31 days.
A
B
If April does not have 31 days, then 5 9 does
not equal 14.
If 5 9 does not equal 14, then April does not
have 31 days.
C
D
13
A polyhedron has 5 faces and 12 edges. How many
vertices does the polyhedron have?
50/50
17
7
A
B
15
9
C
D
14
What is the measure of one interior angle and one
exterior angle of a regular octagon? If
necessary, round to the nearest degree.
50/50
Interior angle, 129 exterior angle, 61
Interior angle, 120 exterior angle, 60
A
B
Interior angle, 135 exterior angle, 45
Interior angle, 144 exterior angle, 36
C
D
15
Circle P has a diameter of 18 m, find the area of
circle P. Round to the nearest hundredth.
50/50
113.04 m2
254.34 m2
A
B
1017.36 m2
1017.36 m
C
D
16
Find the measure of arc XY, if ?1 30º and arc
VW 40º
V
1
W
X
Y
50/50
10
70
A
B
90
100
C
D
17
What are the coordinates of point (4, -3)
reflected over the x axis?
50/50
(4, 3)
(-4, -3)
A
B
(3, 4)
(-3, -4)
C
D
18
If ?XYZ is an isosceles triangle with vertex
angle Z and m?X 62, then m? Z _____.
50/50
112
56
A
B
62
28
C
D
19
Circle O has a radius of 26. Find the length of
a chord that is 10 units away from the center.
50/50
26
52
A
B
24
48
C
D
20
Find the measure of arc XY
X
Z
45
84
Y
50/50
102
90
A
B
168
192
C
D
21
How far up a vertical wall does a 12-foot pole
reach if the angle it makes with the ground is
85?
50/50
12/ tan 85
12 sin 85
A
B
12 / sin 85
12 tan 85
C
D
22
In the triangle, what is Tan B?
B
10
6
A
C
8
50/50
4/3
4/5
A
B
3/4
3/5
C
D