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OpenStudy (anonymous):
true or false? Will give medal and fan!((:
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OpenStudy (anonymous):
OpenStudy (jamesj):
So what are the horizontal cross-sections, what shapes are they?
OpenStudy (anonymous):
the circle
OpenStudy (anonymous):
i mean tru!
OpenStudy (jamesj):
Yes circles. And two circles are congruent if and only if __________. Are the different circles here congruent?
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OpenStudy (jamesj):
Two circles are congruent if and only if they are the same size. Are different circles here, derived by taking different cross sections, the same size?
OpenStudy (anonymous):
no
OpenStudy (jamesj):
No. Hence ... the answer to the question is ...
OpenStudy (anonymous):
fals
OpenStudy (jamesj):
Indeed: false.
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