The hypotenuse is 6, and one of the leg is 4. How do you find the missing leg length?

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Answer 1 · 2016-03-10T12:52:43

#2sqrt5#

Consider

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Use pythagoras theorem

#a^2+b^2=c^2#

Where

a and b are the right containing sides
c is the Hypotenuse

#:.4^2+b^2=6^2#

#rarr16+b^2=36#

#rarrb^2=36-6#

#rarrb^2=20#

#rArrb=sqrt20=sqrt(4*5)=2sqrt5#