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Mathematics 8 Online
OpenStudy (anonymous):

==

OpenStudy (anonymous):

25^2-20^2=b^2

OpenStudy (anonymous):

15

OpenStudy (anonymous):

Take the square root of b.

OpenStudy (anonymous):

of 15?

OpenStudy (anonymous):

no 25^2-20^2=225. take the square root of 225 =15

OpenStudy (anonymous):

thanks

OpenStudy (anonymous):

Yep

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