Give me one reason httpwwwck12orggeom etrytwo column

Give Me One Reason
etry/Two-Column-
Proofs/rwa/Give-Me-One-
Reason?referrer=assessm
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Process Questions:
1. How would you
formulate or build your
statements in order to
convince people to see
things your way?
2. What kind of proof will
you use to make sure
that the reasons you
give are true?
3. How are these
arguments
(statements/
conjectures/conclusion
A contradictory
Evidence Read an
article and watch two
videos from
ometry/Indirect-Proof-
in-Algebra-and-
Geometry/rwa/Contradi
ctory-Evidence/
Process Questions:
1. What kind of
reasoning do
lawyers use in
defending his/her
client?
2. In what way are the
proofs presented
when they lack
direct evidence?
3. How are these
arguments
(statements/
conjectures/conclus

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51
2. How are these
arguments
(statements/
conjectures/co
nclusions)
proved or
disproved?
s) proved or
disproved?
ions) proved or
disproved?
Process Questions:
1. Look at your answers to the essential question in the above table. What do
all the answers have in common?
2. How do the answers differ?
3. Complete the following statement and support your answer with the
examples
from the above problems
.
Clear and coherent arguments and proofs depend on …
They are proved or disproved if/by …

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52
C. Deductive Reasoning: In Making Decisions and Conclusions
Instruction: In the previous section, we looked at different problems about
sequences and series. Let’s put together in the table below our answers to the
essential question that we asked for each problem.
Essential
Question
Situation 1 Situation 2 Situation 3
How are clear
and coherent
arguments and
proofs
formulated?
How are they
proved or
disproved?
Liz has an
appointment to see
a financial advisor
on the fifteenth
floor of an office
building When she
gets to the building,
the people at the
front desk tell her
that if she wants to
go to the fifteenth
floor, then she
must take the red
elevator. While
looking for the
elevator, a guard
informs her that if
she wants to find
the red elevator he
must find the
replica of the Virgin
Mary. When she
finally got to the
fifteenth floor, her
financial advisor
greeted her asking,
“What can you say
about the replica of
the Virgin Mary?”
How did Liz’s
financial advisor
conclude that Liz
must have seen
the replica of the
Virgin Mary?
The situation can
be written in the
In the hospital,
doctors may
prescribe medicine to
help patients get
better. They use a
dose chart like the
one shown below to
determine the correct
amount of medicine
the patient should
take.