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OpenStudy (anonymous):
I am here... again
OpenStudy (anonymous):
Which of the following shows the length of the third side, in inches, of the triangle below?
A right triangle is shown. One side of the triangle is labeled as 25 inches. The height of the triangle is labeled as 15 inches.
20 inches
Square root of 850 inches
Square root of 10 inches
40 inches
OpenStudy (anonymous):
OpenStudy (anonymous):
Use pythagorean theorem
OpenStudy (anonymous):
25*25 15*15
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OpenStudy (anonymous):
\[15^{2}+x ^{2}=25^{2}\]
OpenStudy (anonymous):
Please allow the poster to do the algebra themselves.
OpenStudy (anonymous):
okay, I will stop
OpenStudy (anonymous):
625+225
OpenStudy (anonymous):
850
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OpenStudy (anonymous):
As hetero mentioned \[15^2 +x^2=25^2\] so you need to solve for x here first
OpenStudy (anonymous):
hmm
OpenStudy (anonymous):
how tho?
OpenStudy (anonymous):
Well first thing, how do you get x^2 on its own?
OpenStudy (anonymous):
i reall dont know
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OpenStudy (anonymous):
The formula is what ever, but you must understand what it means and how to find the variables. In the equation \[a^2+b^2=c^2\] c is the longest side often called the hypotenuse, and a and b are the legs of the triangles. |dw:1438608431801:dw|