Mathematics
8 Online
OpenStudy (anonymous):
Need help on this review
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OpenStudy (anonymous):
OpenStudy (anonymous):
it is number 69 and some
OpenStudy (saifoo.khan):
The machine question?
OpenStudy (anonymous):
yes
OpenStudy (anonymous):
is it congruent ?
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OpenStudy (saifoo.khan):
it's B or C.
OpenStudy (anonymous):
okay B
OpenStudy (anonymous):
is that right ?
OpenStudy (saifoo.khan):
how are u sure about B?
OpenStudy (anonymous):
wait would it be congruent because it is identical
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OpenStudy (saifoo.khan):
Wait. yes. you are correct.
OpenStudy (anonymous):
yeah
OpenStudy (saifoo.khan):
Yes you are correct.
OpenStudy (anonymous):
can we do another one ?
OpenStudy (saifoo.khan):
No, i charge 100 for next question.
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OpenStudy (saifoo.khan):
Lol, just kidding.. which one?
OpenStudy (anonymous):
lol
OpenStudy (anonymous):
70
OpenStudy (anonymous):
should the quadrilaterals go in a certain order
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OpenStudy (anonymous):
yeah thats it thanks
OpenStudy (saifoo.khan):
so which one you got?
OpenStudy (anonymous):
B
OpenStudy (saifoo.khan):
Perfect, same! :D
OpenStudy (anonymous):
yeah :)
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OpenStudy (anonymous):
i believe 71 is B
OpenStudy (saifoo.khan):
Ok, so for 3rd question, $200.
OpenStudy (anonymous):
which question ?
OpenStudy (saifoo.khan):
Nope, it can't be B.
in^2 is used for area..
While we have to calculate the volume of water.
Therefore we will use in^3
OpenStudy (anonymous):
oh
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OpenStudy (saifoo.khan):
i solved 1st question for free.
second question, $100.
third, $200.
OpenStudy (anonymous):
you were basing that by using the volume ?
OpenStudy (saifoo.khan):
Yes sir.
Coz it says "amount of liquid".
but idk we can use A as well..
like if we measure in height of the cylinder.
OpenStudy (anonymous):
okay i understand now ty
OpenStudy (saifoo.khan):
Which one do you choose?
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OpenStudy (anonymous):
A
OpenStudy (saifoo.khan):
WAITTTTTTTTTTTT.
it will be C for sure.
OpenStudy (anonymous):
for number 72
OpenStudy (saifoo.khan):
Coz it says, just any cylindrical container..
OpenStudy (anonymous):
oh yeah for 71 it is because of the volume sorry thought you were asking for number 72
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OpenStudy (anonymous):
i got inches cubed
OpenStudy (saifoo.khan):
For 73, im getting E = 4, F = 4
OpenStudy (anonymous):
me 2