Mathematics
13 Online
OpenStudy (durply):
PLZZ HELP NEED TO PASS!!!
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OpenStudy (durply):
@Michele_Laino
Nnesha (nnesha):
pass what ???
OpenStudy (durply):
Nnesha (nnesha):
ohh i see QUIZ :3
OpenStudy (durply):
i dont get it
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OpenStudy (durply):
if i pass im done with math for school
Nnesha (nnesha):
a^2 + b^2 =c^2
Pythagorean theorem
c is the longest side
OpenStudy (michele_laino):
if we apply the theorem of Pitagore, we can write:
\[x = \sqrt {{{17}^2} - {6^2}} = ...?\]
OpenStudy (michele_laino):
Pitagora*
OpenStudy (durply):
286-36?
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OpenStudy (anonymous):
and then that square rooted
OpenStudy (durply):
18.92?
OpenStudy (michele_laino):
now you have to round off to the nearest tenth
OpenStudy (durply):
18.9
OpenStudy (michele_laino):
I got:
\[x = \sqrt {{{17}^2} - {6^2}} = \sqrt {289 - 36} = 15.9059\]
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OpenStudy (durply):
o that is it
OpenStudy (michele_laino):
so, you have to round off that value. What do you get?
OpenStudy (durply):
15.9
OpenStudy (michele_laino):
that's right!
OpenStudy (durply):
OMG I ADDED THE SQUARE ROOT my bad thats y it wasa wrong XD
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OpenStudy (durply):
can u help with 1 more PLZZ
OpenStudy (michele_laino):
ok!
OpenStudy (durply):
OpenStudy (michele_laino):
here, if we apply the theorem of Pitagora again, we can write:
\[x = \sqrt {{8^2} + {5^2}} = ...?\]
Nnesha (nnesha):
this is the same question like last so why not let him try it first :=) ?
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OpenStudy (durply):
is it 9.4
OpenStudy (michele_laino):
ok! @Nnesha
OpenStudy (michele_laino):
please follow the previous procedure @Durply
OpenStudy (durply):
ok
OpenStudy (durply):
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