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OpenStudy (liv1234):
Radius
rvc (rvc):
so \(\pi\) (4.1)^2
OpenStudy (liv1234):
52.7834
rvc (rvc):
what is the square of 4.1 ?
rvc (rvc):
here we need not multiply the value of pi since the answer is in pi
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OpenStudy (liv1234):
So, 16.81?
OpenStudy (liv1234):
That's the square of 4.1
rvc (rvc):
correct :)
All The best
OpenStudy (liv1234):
Can you help me with another question?
rvc (rvc):
Sure
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OpenStudy (liv1234):
rvc (rvc):
i have seen this question in one of the test :)
OpenStudy (liv1234):
I know, I need help with it aha.
OpenStudy (liv1234):
Like, can you go over it with me?
rvc (rvc):
@aryandecoolest please help :)
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OpenStudy (butterflydreamer):
well they've given us a scale where
1cm = 10 ft.
So if we plant the trees
4.7 cm = ? ft
You basically want to change from 4.7cm INTO feet using the fact that 1cm = 10ft.
Sooo since,
1cm = 10 ft
4.7cm = 10 * 4.7 ft = ? ft
OpenStudy (liv1234):
47! But would it be ft or cm?
OpenStudy (butterflydreamer):
correct :) Read what i wrote carefully...
we are converting cm ----> ft
Therefore 4.7 cm -----> 47 ft right? :)
OpenStudy (liv1234):
That makes sense(: Can you help me with a couple of other questions?
rvc (rvc):
good job @butterflydreamer thanks :)
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OpenStudy (liv1234):
OpenStudy (butterflydreamer):
i'm trying to write a speech right now so xD Sorrryy!
Good luck :) I'm sure rvc can help you with some more?
OpenStudy (liv1234):
@rvc can you help me with that question i just put up?(:
rvc (rvc):
yes
cross multiply
OpenStudy (liv1234):
I do know how to cross multiply, but this one confuses me.
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OpenStudy (liv1234):
Also, I need help with one more question after this one.
rvc (rvc):
example
\[\frac{ x }{ 15 }=\frac{ 5 }{ 2 }-->x=\frac{ 5 }{ 2 } X 15\]
OpenStudy (liv1234):
So, 5/7*56?
OpenStudy (liv1234):
Which would be 40?(:
OpenStudy (liv1234):
So, would it be 40?
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OpenStudy (liv1234):
@rvc Can you help me with another question please??(::
rvc (rvc):
okay
OpenStudy (liv1234):
OpenStudy (liv1234):
This is the last one I need help with(:
rvc (rvc):
the polygons are similar
so the sides will be in proportion
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OpenStudy (liv1234):
So, how do we figure it out?
OpenStudy (liv1234):
Wait wait wait!! So, 18*1.5=27. And 6*1.5=9. So would the answer be 9?
rvc (rvc):
\[\rm \frac{ AD }{ JM }= constant~ ratio\]
rvc (rvc):
you are right
rvc (rvc):
All The Best :)
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OpenStudy (liv1234):
Thank you(:
rvc (rvc):
:)
OpenStudy (liv1234):
I gave @butterflydreamer a medal, but I wanted to give you one, but it won't let me, so I'll fan you(:
rvc (rvc):
lol its fine dear
OpenStudy (liv1234):
I have 53 questions on my final, I've already answered like 6 of them so I'm proud of myself. :p
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OpenStudy (liv1234):
Can I get your opinion on something?
rvc (rvc):
yep
OpenStudy (liv1234):
I'm going to get my hair done today and I was wondering which one you like best out of these two hairstyles that I wanna get.
OpenStudy (liv1234):
OpenStudy (liv1234):
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