Question

AD = 16 cm.; AB = 52 cm.; CD = ?

Answer 1

Explicación paso a paso:

1.  

  $BD=AB-AD\\BD=52-16\\BD=36$

2. Teorema de Euclides

   $CD^{2}=AD.DB\\CD^{2}=16.36\\CD^{2}=576\\CD= \sqrt{576} \\CD=24$

Rpta: 24 cm

:)