Question

If AB = 3, AD = 5, and DE = 6, what is the length of BC

Answer 1

3.6

Explanation:

`(3)/(5)` =
`(x)/(6)`

`(5x)/(5)`=
`(18)/(5)`

We can use cross products to solve this problem.

25x = 90

90/25 = 3.6

x = 3.6