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Mathematics 7 Online
OpenStudy (anonymous):

Please help, I will MEDAL!

OpenStudy (anonymous):

OpenStudy (anonymous):

I just plain don't understand this!

OpenStudy (caozeyuan):

`15^2 is 225, 500-225=275

OpenStudy (caozeyuan):

where exactly do you not understand

OpenStudy (caozeyuan):

DOn't know how to plug in or don't know how to solve

OpenStudy (anonymous):

solve, ik how to plug in. Could you please just explain it?

OpenStudy (caozeyuan):

so you have pi on top and bottom , so you can cancel that, right?

OpenStudy (anonymous):

correct so then it would be \[500^{2}-15^{2}=l\] ??

OpenStudy (caozeyuan):

nope, S=500, so it should be 500-15^2

OpenStudy (caozeyuan):

cuz you can't put square on 500

OpenStudy (anonymous):

Oh yeah, yeah, I wrote it down wrong in my notebook, kk I erased that. So yeah \[500-15^{2}=l\]

OpenStudy (caozeyuan):

there you go, 275 is the answer

OpenStudy (anonymous):

Oh okay, that makes more sense, yeah in my note book I added pi and ^2 to like everything on accident I am kinda rushing, ha, parents pressuring me. Thank you! Makes way more sense!

OpenStudy (caozeyuan):

np

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