JEOPARDY!

1
JEOPARDY!
2
Triangle Attributes and Properties
Parallel and Perpendicular Lines
Triangle Congruence
Foundations for Geometry
Geometric Reasoning
100 pts
100 pts
100 pts
100 pts
100 pts
200 pts
200 pts
200 pts
200 pts
200 pts
300 pts
300 pts
300 pts
300 pts
300 pts
400 pts
400 pts
400 pts
400 pts
400 pts
500 pts
500 pts
500 pts
500 pts
500 pts
Final
3
1.100
Q is between P and R. If PR 14x - 6,
and QR 6x - 4, what is an expression for PQ?
What is 8x - 2?
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4
1.200
What is the intersection of two planes?
What is a line?
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5
1.300
What is 96 degrees?
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6
1.400
Two angles are complementary. One of the angles
has a measure of 4x - 10. What is an expression
for the measure of the other angle?
What is -4x 100?
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7
1.500
Two angles are supplementary. One angle has a
measure of 14x 12 and the other measures 6x - 2.
What is the value of x?
What is 8.5?
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8
2.100
Write a conditional statement for the following
A rectangle has congruent diagonals.
What is If a figure is a rectangle, then it has
congruent diagonals.
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9
2.200
Draw a valid conclusion from the following If
you fly from Texas to California, you travel from
the central to the Pacific time zone. If you
travel from the central to the Pacific time zone,
then you gain two hours.
What is If you fly from TX to CA, you gain two
hours.
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10
2.300
Can you conclude that a dork is white from the
following If an object is white, then it is a
circle. If an object is a circle, then it is
ugly. A nerd is a circle. A dork is ugly.
What is no?
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11
2.400
Determine if a true biconditional can be written
from the conditional statement. If not, give a
counterexample. If n2 gt4, then n gt 2.
What is no, sample counterexample n -3.
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12
2.500
Find the next two terms in the pattern 0, 5, 8,
17, 24, 37,
What is 48, 65?
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13
3.100
If l m, which angle(s) are congruent to
?
What are ?8, ?10, and ?12?
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14
3.200
If ?4 and ?7 are supplementary, what can you
conclude?
What is r t?
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15
3.300
What is the slope of the line perpendicular to
the line that passes through (8, 2) and (-3, 4)?
What is 11/2?
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16
3.400
The point (2, -8) was reflected across the
x-axis. What are the coordinates of the new
point?
What is (2, 8)?
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17
3.500
The point-slope form of the line that passes
through the points (8, -3) and (-7, -8).
What is y 3 1/3(x - 8) or y 8 1/3 (x 7)?
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18
Daily Double
DAILY DOUBLE
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4.100
A
B
ABCD is a parallelogram. Name all triangle
congruence theorems that can be used to prove
?ABC ? ?CDA.
C
D
What is SSS, ASA, AAS, SAS?
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20
4.200
Complete the proof
Statements Reasons
1. 1. Given
2. 2.
3. ??JGH ?? ?LGK 3.
4. ??JGH ?? ?LGK 4. SAS
5. ??JHG ?? ?LKG 5.
What is 2. Def. of bisect 3. Vert. angles thm.
5. CPCTC.
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21
4.300
??QUT is isosceles. If m?Q 55 and m?SUT
10, what is m?3?
What is 65 degrees?
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22
4.400
Given Isosceles triangle ACD with angle D as
its vertex angle. B is the midpoint of
. If AB x 5, BC 2x-3, and CD
2x 6, what is the perimeter of the triangle?
What is 70 units?
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23
4.500
Given
Prove ?AED ???CEB
Check answers.
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24
Daily Double
DAILY DOUBLE
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25
5.100
The point of intersection of the altitudes of a
triangle.
What is the orthocenter?
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26
5.200
Complete the statement The circumcenter of a
triangle is equidistant from the _______________
of the triangle.
What are the vertices?
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27
5.300
The range of values for x in the figure.
What is 3.25 lt x lt 7?
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28
5.400
A right triangle has a hypotenuse of length 11
and a leg of length 5. What is the length of the
other leg in simplest radical form?
What is ?
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29
5.500
The value of x in the figure
What is 1?
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30
Final Jeopardy
FINAL JEOPARDY
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31
Points of Concurrency
POINTS OF CONCURRENCY
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Final Question
Algebraically determine the circumcenter of ?ABC
with vertices A(0, 0), B(6, 4) and C(12, 0).
(Write the equations of the three relevant line
segments and find the coordinate of the
circumcenter!!)
Equations of the perp. bisectors x 6 y -3/2x
13/2 y 3/2x - 23/2 Circumcenter (6, -2.5)
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