Mathematics
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OpenStudy (anonymous):
What is the measure of side AB? 10, 9, 98, or, none of these?
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OpenStudy (anonymous):
|dw:1411398720346:dw|
OpenStudy (anonymous):
do you know what kind of triangle that is?
OpenStudy (anonymous):
isosceles right?
OpenStudy (anonymous):
actually it's a right triangle because of the little symbol in the bottom, the 90 degree angle
OpenStudy (anonymous):
yeah.
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OpenStudy (mathmath333):
do u know pythgorus formula
OpenStudy (anonymous):
yes a2+b2=c2
OpenStudy (mathmath333):
so what is a and b here
OpenStudy (anonymous):
98
OpenStudy (mathmath333):
no
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OpenStudy (mathmath333):
\(\large\tt \color{black}{c^2=98}\)
OpenStudy (anonymous):
oh, well then I guess it would be 49
OpenStudy (mathmath333):
how?
OpenStudy (anonymous):
because I took the sides of both, which are 7 and multiplied it by the other side, which is 7 and got 49
OpenStudy (mathmath333):
In a right angled triangle:
the square of the hypotenuse is equal to
the sum of the squares of the other two sides
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OpenStudy (mathmath333):
\(\large\tt \color{black}{c^2=c\times c}\)
OpenStudy (mathmath333):
\(\large\tt \color{black}{c^3=c\times c\times c}\)
OpenStudy (anonymous):
so 14
OpenStudy (mathmath333):
\(\large\tt \color{black}{a^2+b^2=c^2}\)
OpenStudy (mathmath333):
|dw:1411399511206:dw|