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Given right triangle ABCABC with altitude \overline{BD}BD drawn to hypotenuse ACAC. If AD=4AD=4 and DC=9,DC=9, what is the length of \overline{BD}?BD? (Note: the figure is not drawn to scale.)

 Mar 18, 2021
 #1
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AD / BD  =  BD /  DC

 

AD * DC =  BD^2

 

4  *  9  =   BD^2

 

36  =  BD^2

 

6  = BD

 

 

cool cool cool

 Mar 18, 2021

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