geometry

zzlady12

New member
Joined
Apr 5, 2010
Messages
1
Given triangle ABC with right angle <BAC AD perpendicular to BC
BD= 3, AD=5, DC=?
 
zzlady12 said:
Given triangle ABC with right angle <BAC AD perpendicular to BC
BD= 3, AD=5, DC=?

Recall a theorem that says "The altitude drawn to the hypotenuse of a right triangle is the geometric mean between the segments on the hypotenuse."

That means

\(\displaystyle \frac{3}{5}=\frac{5}{DC}\)
 
Top