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Mathematics 13 Online
OpenStudy (durply):

PLZZ HELP NEED TO PASS!!!

OpenStudy (durply):

@Michele_Laino

Nnesha (nnesha):

pass what ???

OpenStudy (durply):

Nnesha (nnesha):

ohh i see QUIZ :3

OpenStudy (durply):

i dont get it

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?

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: \[x = \sqrt {{{17}^2} - {6^2}} = \sqrt {289 - 36} = 15.9059\]

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

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 :=) ?

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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