porcayobarbara porcayobarbara

24-03-2020
Mathematics

contestada

ZDAC = ZBAD
What is the length of BD?
Round to one decimal place.
5.8
0
5.5

ZDAC ZBAD What is the length of BD Round to one decimal place 58 0 55 class=

Respuesta :

devishri1977 devishri1977

24-03-2020

Answer:

Step-by-step explanation:

traingle ADC and triangle ADB are similar triangles

[tex]\frac{AC}{AB}=\frac{CD}{DB}\\\\[/tex]

Substitute the values

[tex]\frac{5.8}{5.5}=\frac{3}{BD}\\\\5.8*BD=5.5*3\\\\BD=\frac{5.5*3}{5.8}\\\\BD=2.8[/tex]

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