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OpenStudy (anonymous):
fff
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OpenStudy (kinggeorge):
The first and last look correct. Give me a minute more to check the second one.
OpenStudy (kinggeorge):
That also looks correct.
OpenStudy (anonymous):
ty
OpenStudy (kinggeorge):
You're welcome.
OpenStudy (anonymous):
1(ok 2)no 3)ok
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OpenStudy (anonymous):
2 has no correct R
OpenStudy (anonymous):
R^2=152
OpenStudy (anonymous):
152/4=38 ok
OpenStudy (kinggeorge):
The radius is \(\sqrt{38}\) so \(\sqrt{38}^2=38\) It looks good to me.
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