Question 75e87dd1

In triangle $A B C$ , the measure of angle $B$ is $90 degree$ and $B D$ is an altitude of the triangle. The length of $A B$ is $15$ and the length of $A C$ is $23$ greater than the length of $A B$ . What is the value of $\frac{B C}{B D}$ ?

Geometry and Trigonometry - Lines, angles, and triangles