Question

Find x.

AB= 10
AC = 12
CE= 17
Round to 1 decimal place.

Answer 1

x = 14.2

Explanation:

Use similar triangles.

AB/DE = AC/CE

10/x = 12/17

12x = 10 × 17

12x = 170

x = 170/12

x = 14.1666...

Answer: x = 14.2