holleys62365 holleys62365

13-05-2021
Mathematics

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what is the length of the long leg of a 45-45-90 right triangle if the hypotenuse is 5√2

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dilbert21 dilbert21

13-05-2021

a^2 + b^2 = c^2
a and b are the same length
2a^2 = (5sqrt2)^2
2a^2= 25•2
a^2= 25•2/2
a^2 = 25
a =5

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