In the diagram below, line segment bc is an altitude of triangle abd. To the nearest whole unit what is the length of cd.

Question

asked Aug 11, 2021 2.3k views

2 Answers

Nolk · Answer 1 · 2021-08-15T04:09:26+0000

Answer:

A. 23

Explanation:

All of the right triangles are similar, so we can write the proportion ...

(short leg)/(long leg) = CD/CB = CB/CA

CD = CB²/CA = 32²/44 ≈ 23 3/11

The length of CD is about 23 units.