Mathematics
11 Online
OpenStudy (dariyana):
Find the value of the csc 40° using your calculator.
1.342
0.745
1.556
0.643
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OpenStudy (anonymous):
web2.0calc.com
Come to this site..
OpenStudy (dariyana):
ok do you no the answer
OpenStudy (anonymous):
I know but I want that you should also know..
Have you opened that??
OpenStudy (dariyana):
0.643
OpenStudy (anonymous):
Do you think you are right ??
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OpenStudy (dariyana):
yes
OpenStudy (anonymous):
There find first sin(40)..
OpenStudy (dariyana):
i did an di got 0.643
OpenStudy (anonymous):
NO I don't think so..
OpenStudy (anonymous):
Firstly find sin(40) there..
sin(40) = 0.64278760968654
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OpenStudy (dariyana):
ok and you round which make it 0.643
OpenStudy (anonymous):
Now \(1 \div (0.642)\) = ??
OpenStudy (anonymous):
No..
This is sin(40)..
you have to find:
\[\huge \frac{1}{0.643}\]
OpenStudy (anonymous):
What are you getting when you are dividing this @dariyana
OpenStudy (dariyana):
ohh ok so it 1.555
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OpenStudy (anonymous):
Yes well done..
OpenStudy (dariyana):
so my answer would be 1.556
but how when i cant round because after the third five there a two
OpenStudy (anonymous):
We have approximated value already..
For this :
Divide:
\[\huge \frac{1}{0.64278760968654}\]
OpenStudy (anonymous):
Divide this you will get:
1.55572382686041068957
So now you can round off:
1.556
OpenStudy (dariyana):
ok now i got thak you
1.55723827
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OpenStudy (anonymous):
Welcome dear..
OpenStudy (dariyana):
i posting another one if you dont mind helping me please
OpenStudy (dariyana):
@waterineyes
OpenStudy (anonymous):
Its 1:21 am here..
I want to sleep so Others will help you don't worry...
OpenStudy (dariyana):
ok